19 lines
245 B
C
19 lines
245 B
C
#include "f2c.h"
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#ifdef KR_headers
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double atan();
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double d_atan(x) doublereal *x;
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#else
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#undef abs
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#include "math.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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double d_atan(doublereal *x)
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#endif
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{
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return( atan(*x) );
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}
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#ifdef __cplusplus
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}
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#endif
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