Christer Edwards 40c99ef979 update versions from 12.x to 13.x

2022-07-22 07:55:22 -06:00

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chapters

update versions from 12.x to 13.x

2022-07-22 07:55:22 -06:00

images

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conf.py

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copyright.rst

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index.rst

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Makefile

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requirements.txt

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