2005-02-08 22:02:44 -05:00
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! Copyright (C) 2004, 2005 Slava Pestov.
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! See http://factor.sf.net/license.txt for BSD license.
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2004-07-16 02:26:21 -04:00
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IN: math
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2005-02-08 22:02:44 -05:00
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USING: kernel math math-internals ;
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2004-07-16 02:26:21 -04:00
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2005-09-16 22:47:28 -04:00
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: acosh dup sq 1- sqrt + log ; inline
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2005-08-12 18:02:03 -04:00
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: asech recip acosh ; inline
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2005-09-16 22:47:28 -04:00
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: asinh dup sq 1+ sqrt + log ; inline
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2005-08-12 18:02:03 -04:00
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: acosech recip asinh ; inline
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2005-09-16 22:47:28 -04:00
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: atanh dup 1+ swap 1- neg / log 2 / ; inline
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2005-08-12 18:02:03 -04:00
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: acoth recip atanh ; inline
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2005-12-10 01:02:13 -05:00
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: [-1,1]? ( x -- ? ) dup complex? [ drop f ] [ abs 1 <= ] if ; inline
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: asin dup [-1,1]? [ fasin ] [ i * asinh -i * ] if ; inline
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: acos dup [-1,1]? [ facos ] [ asin pi 2 / swap - ] if ; inline
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: atan dup [-1,1]? [ fatan ] [ i * atanh i * ] if ; inline
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2005-08-12 18:02:03 -04:00
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: asec recip acos ; inline
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: acosec recip asin ; inline
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: acot recip atan ; inline
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