[ImgBot] Optimize images (#1009)

*Total -- 115.87kb -> 75.40kb (34.93%)

/docs/math/images/misc1.png -- 20.91kb -> 11.43kb (45.35%)
/docs/geometry/images/hpi4.PNG -- 24.59kb -> 15.20kb (38.2%)
/docs/geometry/images/hpi5.PNG -- 27.18kb -> 17.37kb (36.09%)
/docs/geometry/images/hpi6.PNG -- 24.92kb -> 15.98kb (35.87%)
/docs/geometry/images/hpi7.PNG -- 18.28kb -> 15.42kb (15.6%)

diff --git a/docs/geometry/images/hpi4.PNG b/docs/geometry/images/hpi4.PNG
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diff --git a/docs/geometry/images/hpi5.PNG b/docs/geometry/images/hpi5.PNG
index 011e660..52cc2d6 100644 (file)
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diff --git a/docs/geometry/images/hpi6.PNG b/docs/geometry/images/hpi6.PNG
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diff --git a/docs/geometry/images/hpi7.PNG b/docs/geometry/images/hpi7.PNG
index 556387e..81a7cc1 100644 (file)
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diff --git a/docs/math/images/misc1.png b/docs/math/images/misc1.png
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