vendor/gonum.org/v1/gonum/blas/testblas/dtrmm.go

   1 package testblas
   2
   3 import (
   4         "testing"
   5
   6         "gonum.org/v1/gonum/blas"
   7         "gonum.org/v1/gonum/floats"
   8 )
   9
  10 type Dtrmmer interface {
  11         Dtrmm(s blas.Side, ul blas.Uplo, tA blas.Transpose, d blas.Diag, m, n int, alpha float64, a []float64, lda int, b []float64, ldb int)
  12 }
  13
  14 func DtrmmTest(t *testing.T, blasser Dtrmmer) {
  15         for i, test := range []struct {
  16                 s     blas.Side
  17                 ul    blas.Uplo
  18                 tA    blas.Transpose
  19                 d     blas.Diag
  20                 m     int
  21                 n     int
  22                 alpha float64
  23                 a     [][]float64
  24                 b     [][]float64
  25                 ans   [][]float64
  26         }{
  27                 {
  28                         s:     blas.Left,
  29                         ul:    blas.Upper,
  30                         tA:    blas.NoTrans,
  31                         d:     blas.NonUnit,
  32                         m:     4,
  33                         n:     3,
  34                         alpha: 2,
  35                         a: [][]float64{
  36                                 {1, 2, 3, 4},
  37                                 {0, 5, 6, 7},
  38                                 {0, 0, 8, 9},
  39                                 {0, 0, 0, 10},
  40                         },
  41                         b: [][]float64{
  42                                 {10, 11, 12},
  43                                 {13, 14, 15},
  44                                 {16, 17, 18},
  45                                 {19, 20, 21},
  46                         },
  47                         ans: [][]float64{
  48                                 {320, 340, 360},
  49                                 {588, 624, 660},
  50                                 {598, 632, 666},
  51                                 {380, 400, 420},
  52                         },
  53                 },
  54                 {
  55                         s:     blas.Left,
  56                         ul:    blas.Upper,
  57                         tA:    blas.NoTrans,
  58                         d:     blas.NonUnit,
  59                         m:     2,
  60                         n:     3,
  61                         alpha: 2,
  62                         a: [][]float64{
  63                                 {1, 2},
  64                                 {0, 5},
  65                         },
  66                         b: [][]float64{
  67                                 {10, 11, 12},
  68                                 {13, 14, 15},
  69                         },
  70                         ans: [][]float64{
  71                                 {72, 78, 84},
  72                                 {130, 140, 150},
  73                         },
  74                 },
  75                 {
  76                         s:     blas.Left,
  77                         ul:    blas.Upper,
  78                         tA:    blas.NoTrans,
  79                         d:     blas.Unit,
  80                         m:     4,
  81                         n:     3,
  82                         alpha: 2,
  83                         a: [][]float64{
  84                                 {1, 2, 3, 4},
  85                                 {0, 5, 6, 7},
  86                                 {0, 0, 8, 9},
  87                                 {0, 0, 0, 10},
  88                         },
  89                         b: [][]float64{
  90                                 {10, 11, 12},
  91                                 {13, 14, 15},
  92                                 {16, 17, 18},
  93                                 {19, 20, 21},
  94                         },
  95                         ans: [][]float64{
  96                                 {320, 340, 360},
  97                                 {484, 512, 540},
  98                                 {374, 394, 414},
  99                                 {38, 40, 42},
 100                         },
 101                 },
 102                 {
 103                         s:     blas.Left,
 104                         ul:    blas.Upper,
 105                         tA:    blas.NoTrans,
 106                         d:     blas.Unit,
 107                         m:     2,
 108                         n:     3,
 109                         alpha: 2,
 110                         a: [][]float64{
 111                                 {1, 2},
 112                                 {0, 5},
 113                         },
 114                         b: [][]float64{
 115                                 {10, 11, 12},
 116                                 {13, 14, 15},
 117                         },
 118                         ans: [][]float64{
 119                                 {72, 78, 84},
 120                                 {26, 28, 30},
 121                         },
 122                 },
 123                 {
 124                         s:     blas.Left,
 125                         ul:    blas.Lower,
 126                         tA:    blas.NoTrans,
 127                         d:     blas.NonUnit,
 128                         m:     4,
 129                         n:     3,
 130                         alpha: 2,
 131                         a: [][]float64{
 132                                 {1, 0, 0, 0},
 133                                 {2, 5, 0, 0},
 134                                 {3, 6, 8, 0},
 135                                 {4, 7, 9, 10},
 136                         },
 137                         b: [][]float64{
 138                                 {10, 11, 12},
 139                                 {13, 14, 15},
 140                                 {16, 17, 18},
 141                                 {19, 20, 21},
 142                         },
 143                         ans: [][]float64{
 144                                 {20, 22, 24},
 145                                 {170, 184, 198},
 146                                 {472, 506, 540},
 147                                 {930, 990, 1050},
 148                         },
 149                 },
 150                 {
 151                         s:     blas.Left,
 152                         ul:    blas.Lower,
 153                         tA:    blas.NoTrans,
 154                         d:     blas.NonUnit,
 155                         m:     2,
 156                         n:     3,
 157                         alpha: 2,
 158                         a: [][]float64{
 159                                 {1, 0},
 160                                 {2, 5},
 161                         },
 162                         b: [][]float64{
 163                                 {10, 11, 12},
 164                                 {13, 14, 15},
 165                         },
 166                         ans: [][]float64{
 167                                 {20, 22, 24},
 168                                 {170, 184, 198},
 169                         },
 170                 },
 171                 {
 172                         s:     blas.Left,
 173                         ul:    blas.Lower,
 174                         tA:    blas.NoTrans,
 175                         d:     blas.Unit,
 176                         m:     4,
 177                         n:     3,
 178                         alpha: 2,
 179                         a: [][]float64{
 180                                 {1, 0, 0, 0},
 181                                 {2, 5, 0, 0},
 182                                 {3, 6, 8, 0},
 183                                 {4, 7, 9, 10},
 184                         },
 185                         b: [][]float64{
 186                                 {10, 11, 12},
 187                                 {13, 14, 15},
 188                                 {16, 17, 18},
 189                                 {19, 20, 21},
 190                         },
 191                         ans: [][]float64{
 192                                 {20, 22, 24},
 193                                 {66, 72, 78},
 194                                 {248, 268, 288},
 195                                 {588, 630, 672},
 196                         },
 197                 },
 198                 {
 199                         s:     blas.Left,
 200                         ul:    blas.Lower,
 201                         tA:    blas.NoTrans,
 202                         d:     blas.Unit,
 203                         m:     2,
 204                         n:     3,
 205                         alpha: 2,
 206                         a: [][]float64{
 207                                 {1, 0},
 208                                 {2, 5},
 209                         },
 210                         b: [][]float64{
 211                                 {10, 11, 12},
 212                                 {13, 14, 15},
 213                         },
 214                         ans: [][]float64{
 215                                 {20, 22, 24},
 216                                 {66, 72, 78},
 217                         },
 218                 },
 219                 {
 220                         s:     blas.Left,
 221                         ul:    blas.Upper,
 222                         tA:    blas.Trans,
 223                         d:     blas.NonUnit,
 224                         m:     4,
 225                         n:     3,
 226                         alpha: 2,
 227                         a: [][]float64{
 228                                 {1, 2, 3, 4},
 229                                 {0, 5, 6, 7},
 230                                 {0, 0, 8, 9},
 231                                 {0, 0, 0, 10},
 232                         },
 233                         b: [][]float64{
 234                                 {10, 11, 12},
 235                                 {13, 14, 15},
 236                                 {16, 17, 18},
 237                                 {19, 20, 21},
 238                         },
 239                         ans: [][]float64{
 240                                 {20, 22, 24},
 241                                 {170, 184, 198},
 242                                 {472, 506, 540},
 243                                 {930, 990, 1050},
 244                         },
 245                 },
 246                 {
 247                         s:     blas.Left,
 248                         ul:    blas.Upper,
 249                         tA:    blas.Trans,
 250                         d:     blas.NonUnit,
 251                         m:     2,
 252                         n:     3,
 253                         alpha: 2,
 254                         a: [][]float64{
 255                                 {1, 2},
 256                                 {0, 5},
 257                         },
 258                         b: [][]float64{
 259                                 {10, 11, 12},
 260                                 {13, 14, 15},
 261                         },
 262                         ans: [][]float64{
 263                                 {20, 22, 24},
 264                                 {170, 184, 198},
 265                         },
 266                 },
 267                 {
 268                         s:     blas.Left,
 269                         ul:    blas.Upper,
 270                         tA:    blas.Trans,
 271                         d:     blas.Unit,
 272                         m:     4,
 273                         n:     3,
 274                         alpha: 2,
 275                         a: [][]float64{
 276                                 {1, 2, 3, 4},
 277                                 {0, 5, 6, 7},
 278                                 {0, 0, 8, 9},
 279                                 {0, 0, 0, 10},
 280                         },
 281                         b: [][]float64{
 282                                 {10, 11, 12},
 283                                 {13, 14, 15},
 284                                 {16, 17, 18},
 285                                 {19, 20, 21},
 286                         },
 287                         ans: [][]float64{
 288                                 {20, 22, 24},
 289                                 {66, 72, 78},
 290                                 {248, 268, 288},
 291                                 {588, 630, 672},
 292                         },
 293                 },
 294                 {
 295                         s:     blas.Left,
 296                         ul:    blas.Upper,
 297                         tA:    blas.Trans,
 298                         d:     blas.Unit,
 299                         m:     2,
 300                         n:     3,
 301                         alpha: 2,
 302                         a: [][]float64{
 303                                 {1, 2},
 304                                 {0, 5},
 305                         },
 306                         b: [][]float64{
 307                                 {10, 11, 12},
 308                                 {13, 14, 15},
 309                         },
 310                         ans: [][]float64{
 311                                 {20, 22, 24},
 312                                 {66, 72, 78},
 313                         },
 314                 },
 315                 {
 316                         s:     blas.Left,
 317                         ul:    blas.Lower,
 318                         tA:    blas.Trans,
 319                         d:     blas.NonUnit,
 320                         m:     4,
 321                         n:     3,
 322                         alpha: 2,
 323                         a: [][]float64{
 324                                 {1, 0, 0, 0},
 325                                 {2, 5, 0, 0},
 326                                 {3, 6, 8, 0},
 327                                 {4, 7, 9, 10},
 328                         },
 329                         b: [][]float64{
 330                                 {10, 11, 12},
 331                                 {13, 14, 15},
 332                                 {16, 17, 18},
 333                                 {19, 20, 21},
 334                         },
 335                         ans: [][]float64{
 336                                 {320, 340, 360},
 337                                 {588, 624, 660},
 338                                 {598, 632, 666},
 339                                 {380, 400, 420},
 340                         },
 341                 },
 342                 {
 343                         s:     blas.Left,
 344                         ul:    blas.Lower,
 345                         tA:    blas.Trans,
 346                         d:     blas.NonUnit,
 347                         m:     2,
 348                         n:     3,
 349                         alpha: 2,
 350                         a: [][]float64{
 351                                 {1, 0},
 352                                 {2, 5},
 353                         },
 354                         b: [][]float64{
 355                                 {10, 11, 12},
 356                                 {13, 14, 15},
 357                         },
 358                         ans: [][]float64{
 359                                 {72, 78, 84},
 360                                 {130, 140, 150},
 361                         },
 362                 },
 363                 {
 364                         s:     blas.Left,
 365                         ul:    blas.Lower,
 366                         tA:    blas.Trans,
 367                         d:     blas.Unit,
 368                         m:     4,
 369                         n:     3,
 370                         alpha: 2,
 371                         a: [][]float64{
 372                                 {1, 0, 0, 0},
 373                                 {2, 5, 0, 0},
 374                                 {3, 6, 8, 0},
 375                                 {4, 7, 9, 10},
 376                         },
 377                         b: [][]float64{
 378                                 {10, 11, 12},
 379                                 {13, 14, 15},
 380                                 {16, 17, 18},
 381                                 {19, 20, 21},
 382                         },
 383                         ans: [][]float64{
 384                                 {320, 340, 360},
 385                                 {484, 512, 540},
 386                                 {374, 394, 414},
 387                                 {38, 40, 42},
 388                         },
 389                 },
 390                 {
 391                         s:     blas.Left,
 392                         ul:    blas.Lower,
 393                         tA:    blas.Trans,
 394                         d:     blas.Unit,
 395                         m:     2,
 396                         n:     3,
 397                         alpha: 2,
 398                         a: [][]float64{
 399                                 {1, 0},
 400                                 {2, 5},
 401                         },
 402                         b: [][]float64{
 403                                 {10, 11, 12},
 404                                 {13, 14, 15},
 405                         },
 406                         ans: [][]float64{
 407                                 {72, 78, 84},
 408                                 {26, 28, 30},
 409                         },
 410                 },
 411                 {
 412                         s:     blas.Right,
 413                         ul:    blas.Upper,
 414                         tA:    blas.NoTrans,
 415                         d:     blas.NonUnit,
 416                         m:     4,
 417                         n:     3,
 418                         alpha: 2,
 419                         a: [][]float64{
 420                                 {1, 2, 3},
 421                                 {0, 4, 5},
 422                                 {0, 0, 6},
 423                         },
 424                         b: [][]float64{
 425                                 {10, 11, 12},
 426                                 {13, 14, 15},
 427                                 {16, 17, 18},
 428                                 {19, 20, 21},
 429                         },
 430                         ans: [][]float64{
 431                                 {20, 128, 314},
 432                                 {26, 164, 398},
 433                                 {32, 200, 482},
 434                                 {38, 236, 566},
 435                         },
 436                 },
 437                 {
 438                         s:     blas.Right,
 439                         ul:    blas.Upper,
 440                         tA:    blas.NoTrans,
 441                         d:     blas.NonUnit,
 442                         m:     2,
 443                         n:     3,
 444                         alpha: 2,
 445                         a: [][]float64{
 446                                 {1, 2, 3},
 447                                 {0, 4, 5},
 448                                 {0, 0, 6},
 449                         },
 450                         b: [][]float64{
 451                                 {10, 11, 12},
 452                                 {13, 14, 15},
 453                         },
 454                         ans: [][]float64{
 455                                 {20, 128, 314},
 456                                 {26, 164, 398},
 457                         },
 458                 },
 459                 {
 460                         s:     blas.Right,
 461                         ul:    blas.Upper,
 462                         tA:    blas.NoTrans,
 463                         d:     blas.Unit,
 464                         m:     4,
 465                         n:     3,
 466                         alpha: 2,
 467                         a: [][]float64{
 468                                 {1, 2, 3},
 469                                 {0, 4, 5},
 470                                 {0, 0, 6},
 471                         },
 472                         b: [][]float64{
 473                                 {10, 11, 12},
 474                                 {13, 14, 15},
 475                                 {16, 17, 18},
 476                                 {19, 20, 21},
 477                         },
 478                         ans: [][]float64{
 479                                 {20, 62, 194},
 480                                 {26, 80, 248},
 481                                 {32, 98, 302},
 482                                 {38, 116, 356},
 483                         },
 484                 },
 485                 {
 486                         s:     blas.Right,
 487                         ul:    blas.Upper,
 488                         tA:    blas.NoTrans,
 489                         d:     blas.Unit,
 490                         m:     2,
 491                         n:     3,
 492                         alpha: 2,
 493                         a: [][]float64{
 494                                 {1, 2, 3},
 495                                 {0, 4, 5},
 496                                 {0, 0, 6},
 497                         },
 498                         b: [][]float64{
 499                                 {10, 11, 12},
 500                                 {13, 14, 15},
 501                         },
 502                         ans: [][]float64{
 503                                 {20, 62, 194},
 504                                 {26, 80, 248},
 505                         },
 506                 },
 507                 {
 508                         s:     blas.Right,
 509                         ul:    blas.Lower,
 510                         tA:    blas.NoTrans,
 511                         d:     blas.NonUnit,
 512                         m:     4,
 513                         n:     3,
 514                         alpha: 2,
 515                         a: [][]float64{
 516                                 {1, 0, 0},
 517                                 {2, 4, 0},
 518                                 {3, 5, 6},
 519                         },
 520                         b: [][]float64{
 521                                 {10, 11, 12},
 522                                 {13, 14, 15},
 523                                 {16, 17, 18},
 524                                 {19, 20, 21},
 525                         },
 526                         ans: [][]float64{
 527                                 {136, 208, 144},
 528                                 {172, 262, 180},
 529                                 {208, 316, 216},
 530                                 {244, 370, 252},
 531                         },
 532                 },
 533                 {
 534                         s:     blas.Right,
 535                         ul:    blas.Lower,
 536                         tA:    blas.NoTrans,
 537                         d:     blas.NonUnit,
 538                         m:     2,
 539                         n:     3,
 540                         alpha: 2,
 541                         a: [][]float64{
 542                                 {1, 0, 0},
 543                                 {2, 4, 0},
 544                                 {3, 5, 6},
 545                         },
 546                         b: [][]float64{
 547                                 {10, 11, 12},
 548                                 {13, 14, 15},
 549                         },
 550                         ans: [][]float64{
 551                                 {136, 208, 144},
 552                                 {172, 262, 180},
 553                         },
 554                 },
 555                 {
 556                         s:     blas.Right,
 557                         ul:    blas.Lower,
 558                         tA:    blas.NoTrans,
 559                         d:     blas.Unit,
 560                         m:     4,
 561                         n:     3,
 562                         alpha: 2,
 563                         a: [][]float64{
 564                                 {1, 0, 0},
 565                                 {2, 4, 0},
 566                                 {3, 5, 6},
 567                         },
 568                         b: [][]float64{
 569                                 {10, 11, 12},
 570                                 {13, 14, 15},
 571                                 {16, 17, 18},
 572                                 {19, 20, 21},
 573                         },
 574                         ans: [][]float64{
 575                                 {136, 142, 24},
 576                                 {172, 178, 30},
 577                                 {208, 214, 36},
 578                                 {244, 250, 42},
 579                         },
 580                 },
 581                 {
 582                         s:     blas.Right,
 583                         ul:    blas.Lower,
 584                         tA:    blas.NoTrans,
 585                         d:     blas.Unit,
 586                         m:     2,
 587                         n:     3,
 588                         alpha: 2,
 589                         a: [][]float64{
 590                                 {1, 0, 0},
 591                                 {2, 4, 0},
 592                                 {3, 5, 6},
 593                         },
 594                         b: [][]float64{
 595                                 {10, 11, 12},
 596                                 {13, 14, 15},
 597                         },
 598                         ans: [][]float64{
 599                                 {136, 142, 24},
 600                                 {172, 178, 30},
 601                         },
 602                 },
 603
 604                 {
 605                         s:     blas.Right,
 606                         ul:    blas.Upper,
 607                         tA:    blas.Trans,
 608                         d:     blas.NonUnit,
 609                         m:     4,
 610                         n:     3,
 611                         alpha: 2,
 612                         a: [][]float64{
 613                                 {1, 2, 3},
 614                                 {0, 4, 5},
 615                                 {0, 0, 6},
 616                         },
 617                         b: [][]float64{
 618                                 {10, 11, 12},
 619                                 {13, 14, 15},
 620                                 {16, 17, 18},
 621                                 {19, 20, 21},
 622                         },
 623                         ans: [][]float64{
 624                                 {136, 208, 144},
 625                                 {172, 262, 180},
 626                                 {208, 316, 216},
 627                                 {244, 370, 252},
 628                         },
 629                 },
 630                 {
 631                         s:     blas.Right,
 632                         ul:    blas.Upper,
 633                         tA:    blas.Trans,
 634                         d:     blas.NonUnit,
 635                         m:     2,
 636                         n:     3,
 637                         alpha: 2,
 638                         a: [][]float64{
 639                                 {1, 2, 3},
 640                                 {0, 4, 5},
 641                                 {0, 0, 6},
 642                         },
 643                         b: [][]float64{
 644                                 {10, 11, 12},
 645                                 {13, 14, 15},
 646                         },
 647                         ans: [][]float64{
 648                                 {136, 208, 144},
 649                                 {172, 262, 180},
 650                         },
 651                 },
 652                 {
 653                         s:     blas.Right,
 654                         ul:    blas.Upper,
 655                         tA:    blas.Trans,
 656                         d:     blas.Unit,
 657                         m:     4,
 658                         n:     3,
 659                         alpha: 2,
 660                         a: [][]float64{
 661                                 {1, 2, 3},
 662                                 {0, 4, 5},
 663                                 {0, 0, 6},
 664                         },
 665                         b: [][]float64{
 666                                 {10, 11, 12},
 667                                 {13, 14, 15},
 668                                 {16, 17, 18},
 669                                 {19, 20, 21},
 670                         },
 671                         ans: [][]float64{
 672                                 {136, 142, 24},
 673                                 {172, 178, 30},
 674                                 {208, 214, 36},
 675                                 {244, 250, 42},
 676                         },
 677                 },
 678                 {
 679                         s:     blas.Right,
 680                         ul:    blas.Upper,
 681                         tA:    blas.Trans,
 682                         d:     blas.Unit,
 683                         m:     2,
 684                         n:     3,
 685                         alpha: 2,
 686                         a: [][]float64{
 687                                 {1, 2, 3},
 688                                 {0, 4, 5},
 689                                 {0, 0, 6},
 690                         },
 691                         b: [][]float64{
 692                                 {10, 11, 12},
 693                                 {13, 14, 15},
 694                         },
 695                         ans: [][]float64{
 696                                 {136, 142, 24},
 697                                 {172, 178, 30},
 698                         },
 699                 },
 700
 701                 {
 702                         s:     blas.Right,
 703                         ul:    blas.Lower,
 704                         tA:    blas.Trans,
 705                         d:     blas.NonUnit,
 706                         m:     4,
 707                         n:     3,
 708                         alpha: 2,
 709                         a: [][]float64{
 710                                 {1, 0, 0},
 711                                 {2, 4, 0},
 712                                 {3, 5, 6},
 713                         },
 714                         b: [][]float64{
 715                                 {10, 11, 12},
 716                                 {13, 14, 15},
 717                                 {16, 17, 18},
 718                                 {19, 20, 21},
 719                         },
 720                         ans: [][]float64{
 721                                 {20, 128, 314},
 722                                 {26, 164, 398},
 723                                 {32, 200, 482},
 724                                 {38, 236, 566},
 725                         },
 726                 },
 727                 {
 728                         s:     blas.Right,
 729                         ul:    blas.Lower,
 730                         tA:    blas.Trans,
 731                         d:     blas.NonUnit,
 732                         m:     2,
 733                         n:     3,
 734                         alpha: 2,
 735                         a: [][]float64{
 736                                 {1, 0, 0},
 737                                 {2, 4, 0},
 738                                 {3, 5, 6},
 739                         },
 740                         b: [][]float64{
 741                                 {10, 11, 12},
 742                                 {13, 14, 15},
 743                         },
 744                         ans: [][]float64{
 745                                 {20, 128, 314},
 746                                 {26, 164, 398},
 747                         },
 748                 },
 749                 {
 750                         s:     blas.Right,
 751                         ul:    blas.Lower,
 752                         tA:    blas.Trans,
 753                         d:     blas.Unit,
 754                         m:     4,
 755                         n:     3,
 756                         alpha: 2,
 757                         a: [][]float64{
 758                                 {1, 0, 0},
 759                                 {2, 4, 0},
 760                                 {3, 5, 6},
 761                         },
 762                         b: [][]float64{
 763                                 {10, 11, 12},
 764                                 {13, 14, 15},
 765                                 {16, 17, 18},
 766                                 {19, 20, 21},
 767                         },
 768                         ans: [][]float64{
 769                                 {20, 62, 194},
 770                                 {26, 80, 248},
 771                                 {32, 98, 302},
 772                                 {38, 116, 356},
 773                         },
 774                 },
 775                 {
 776                         s:     blas.Right,
 777                         ul:    blas.Lower,
 778                         tA:    blas.Trans,
 779                         d:     blas.Unit,
 780                         m:     2,
 781                         n:     3,
 782                         alpha: 2,
 783                         a: [][]float64{
 784                                 {1, 0, 0},
 785                                 {2, 4, 0},
 786                                 {3, 5, 6},
 787                         },
 788                         b: [][]float64{
 789                                 {10, 11, 12},
 790                                 {13, 14, 15},
 791                         },
 792                         ans: [][]float64{
 793                                 {20, 62, 194},
 794                                 {26, 80, 248},
 795                         },
 796                 },
 797         } {
 798                 aFlat := flatten(test.a)
 799                 bFlat := flatten(test.b)
 800                 ansFlat := flatten(test.ans)
 801                 blasser.Dtrmm(test.s, test.ul, test.tA, test.d, test.m, test.n, test.alpha, aFlat, len(test.a[0]), bFlat, len(test.b[0]))
 802                 if !floats.EqualApprox(ansFlat, bFlat, 1e-14) {
 803                         t.Errorf("Case %v. Want %v, got %v.", i, ansFlat, bFlat)
 804                 }
 805         }
 806 }