diff options
Diffstat (limited to 'usr/src/lib/libm/common/complex/casinh.c')
| -rw-r--r-- | usr/src/lib/libm/common/complex/casinh.c | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/usr/src/lib/libm/common/complex/casinh.c b/usr/src/lib/libm/common/complex/casinh.c new file mode 100644 index 0000000000..8fac57ed50 --- /dev/null +++ b/usr/src/lib/libm/common/complex/casinh.c @@ -0,0 +1,52 @@ +/* + * CDDL HEADER START + * + * The contents of this file are subject to the terms of the + * Common Development and Distribution License (the "License"). + * You may not use this file except in compliance with the License. + * + * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE + * or http://www.opensolaris.org/os/licensing. + * See the License for the specific language governing permissions + * and limitations under the License. + * + * When distributing Covered Code, include this CDDL HEADER in each + * file and include the License file at usr/src/OPENSOLARIS.LICENSE. + * If applicable, add the following below this CDDL HEADER, with the + * fields enclosed by brackets "[]" replaced with your own identifying + * information: Portions Copyright [yyyy] [name of copyright owner] + * + * CDDL HEADER END + */ + +/* + * Copyright 2011 Nexenta Systems, Inc. All rights reserved. + */ +/* + * Copyright 2006 Sun Microsystems, Inc. All rights reserved. + * Use is subject to license terms. + */ + +#pragma weak casinh = __casinh + +/* INDENT OFF */ +/* + * dcomplex casinh(dcomplex z); + * casinh z = -i casin iz . + */ +/* INDENT ON */ + +#include "libm.h" +#include "complex_wrapper.h" + +dcomplex +casinh(dcomplex z) { + dcomplex w, r, ans; + + D_RE(w) = -D_IM(z); + D_IM(w) = D_RE(z); + r = casin(w); + D_RE(ans) = D_IM(r); + D_IM(ans) = -D_RE(r); + return (ans); +} |