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docs: Spelling fixes to 9 texi files from /doc
credits to: Violet Lin (from Google Code-in) Signed-off-by: burek <burek021@gmail.com> Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
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Michael Niedermayer

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@ -1,7 +1,7 @@
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@chapter Expression Evaluation
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@c man begin EXPRESSION EVALUATION
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When evaluating an arithemetic expression, FFmpeg uses an internal
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When evaluating an arithmetic expression, FFmpeg uses an internal
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formula evaluator, implemented through the @file{libavutil/eval.h}
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interface.
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@ -53,7 +53,7 @@ returns the value stored in the internal variable.
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@item ld(var)
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Allow to load the value of the internal variable with number
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@var{var}, which was previosly stored with st(@var{var}, @var{expr}).
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@var{var}, which was previously stored with st(@var{var}, @var{expr}).
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The function returns the loaded value.
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@item while(cond, expr)
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@ -102,11 +102,11 @@ Return the greatest common divisor of @var{x} and @var{y}. If both @var{x} and
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The following constants are available:
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@table @option
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@item PI
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area of the unit disc, approximatively 3.14
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area of the unit disc, approximately 3.14
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@item E
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exp(1) (Euler's number), approximatively 2.718
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exp(1) (Euler's number), approximately 2.718
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@item PHI
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golden ratio (1+sqrt(5))/2, approximatively 1.618
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golden ratio (1+sqrt(5))/2, approximately 1.618
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@end table
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Note that:
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