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- COS(3) UNIX Programmer's Manual COS(3)
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- NNAAMMEE
- ccooss - cosine function
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- SSYYNNOOPPSSIISS
- ##iinncclluuddee <<mmaatthh..hh>>
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- _d_o_u_b_l_e
- ccooss(_d_o_u_b_l_e _x)
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- _f_l_o_a_t
- ccoossff(_f_l_o_a_t _x)
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- DDEESSCCRRIIPPTTIIOONN
- The ccooss() and ccoossff() functions compute the cosine of _x (measured in radi-
- ans). A large magnitude argument may yield a result with little or no
- significance. For a discussion of error due to roundoff, see math(3).
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- RREETTUURRNN VVAALLUUEESS
- The ccooss() function returns the cosine value.
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- SSEEEE AALLSSOO
- sin(3), tan(3), asin(3), acos(3), atan(3), atan2(3), sinh(3),
- cosh(3), tanh(3), math(3)
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- SSTTAANNDDAARRDDSS
- The ccooss() function conforms to ANSI C3.159-1989 (``ANSI C'').
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- BSD Experimental May 2, 1991 1
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