.TH "imax1" 3 "Wed Feb 7 2024 11:30:40" "Version 3.12.0" "LAPACK" \" -*- nroff -*- .ad l .nh .SH NAME imax1 \- imax1: argmax_i | x_i | (in LAPACK) .SH SYNOPSIS .br .PP .SS "Functions" .in +1c .ti -1c .RI "integer function \fBicmax1\fP (n, cx, incx)" .br .RI "\fBICMAX1\fP finds the index of the first vector element of maximum absolute value\&. " .ti -1c .RI "integer function \fBizmax1\fP (n, zx, incx)" .br .RI "\fBIZMAX1\fP finds the index of the first vector element of maximum absolute value\&. " .in -1c .SH "Detailed Description" .PP .SH "Function Documentation" .PP .SS "integer function icmax1 (integer n, complex, dimension(*) cx, integer incx)" .PP \fBICMAX1\fP finds the index of the first vector element of maximum absolute value\&. .PP \fBPurpose:\fP .RS 4 .PP .nf ICMAX1 finds the index of the first vector element of maximum absolute value\&. Based on ICAMAX from Level 1 BLAS\&. The change is to use the 'genuine' absolute value\&. .fi .PP .RE .PP \fBParameters\fP .RS 4 \fIN\fP .PP .nf N is INTEGER The number of elements in the vector CX\&. .fi .PP .br \fICX\fP .PP .nf CX is COMPLEX array, dimension (N) The vector CX\&. The ICMAX1 function returns the index of its first element of maximum absolute value\&. .fi .PP .br \fIINCX\fP .PP .nf INCX is INTEGER The spacing between successive values of CX\&. INCX >= 1\&. .fi .PP .RE .PP \fBAuthor\fP .RS 4 Univ\&. of Tennessee .PP Univ\&. of California Berkeley .PP Univ\&. of Colorado Denver .PP NAG Ltd\&. .RE .PP \fBContributors:\fP .RS 4 Nick Higham for use with CLACON\&. .RE .PP .SS "integer function izmax1 (integer n, complex*16, dimension(*) zx, integer incx)" .PP \fBIZMAX1\fP finds the index of the first vector element of maximum absolute value\&. .PP \fBPurpose:\fP .RS 4 .PP .nf IZMAX1 finds the index of the first vector element of maximum absolute value\&. Based on IZAMAX from Level 1 BLAS\&. The change is to use the 'genuine' absolute value\&. .fi .PP .RE .PP \fBParameters\fP .RS 4 \fIN\fP .PP .nf N is INTEGER The number of elements in the vector ZX\&. .fi .PP .br \fIZX\fP .PP .nf ZX is COMPLEX*16 array, dimension (N) The vector ZX\&. The IZMAX1 function returns the index of its first element of maximum absolute value\&. .fi .PP .br \fIINCX\fP .PP .nf INCX is INTEGER The spacing between successive values of ZX\&. INCX >= 1\&. .fi .PP .RE .PP \fBAuthor\fP .RS 4 Univ\&. of Tennessee .PP Univ\&. of California Berkeley .PP Univ\&. of Colorado Denver .PP NAG Ltd\&. .RE .PP \fBContributors:\fP .RS 4 Nick Higham for use with ZLACON\&. .RE .PP .SH "Author" .PP Generated automatically by Doxygen for LAPACK from the source code\&.