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><H1
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NAME="GNUMERIC-COSH"
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>COSH</A
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>Name</H2
>COSH&nbsp;--&nbsp;</DIV
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>Synopsis</H2
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>COSH(x)</PRE
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>Description</H2
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>COSH function returns the hyperbolic cosine of @x, which is defined mathematically as (exp(@x) + exp(-@x)) / 2.   @x is in radians. This function is Excel compatible. </P
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>Examples</H2
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>COSH(0.5) equals 1.127626.</P
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>COSH(1) equals 1.543081.</P
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>See also</H2
><P
>        <A
HREF="r2880.html#GNUMERIC-COS"
>COS</A
>
,         <A
HREF="r7182.html#GNUMERIC-SIN"
>SIN</A
>
,         <A
HREF="r3518.html#GNUMERIC-SINH"
>SINH</A
>
,         <A
HREF="r5184.html#GNUMERIC-TAN"
>TAN</A
>
,         <A
HREF="r8432.html#GNUMERIC-TANH"
>TANH</A
>
,         <A
HREF="r9505.html#GNUMERIC-RADIANS"
>RADIANS</A
>
,         <A
HREF="r2371.html#GNUMERIC-DEGREES"
>DEGREES</A
>
,         <A
HREF="r2909.html#GNUMERIC-EXP"
>EXP</A
>
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