DSEVVE 1073 DSEVVM 1076 DSKYMM 521 DSKYSM 525 DSLECO 891 DSLEDA 894 DSLEFA 896 DSLEFF 900 DSLEFS 903 DSLEI1 909 DSLEIC 911 DSLEIE 914 DSLEIF 916 DSLEIM 917 DSLEIN 921 DSLELU 923 DSLEMA 929 DSLEOC 931 DSLEOP 933 DSLEOR 937 DSLEPS 940 DSLERD 941 DSLESL 944 DSLEV1 947 DSLEVC 950 DSLEVE 954 DSLEVM 957 DSORT 620 DSPMV 249 DSPR 254 DSPR2 259 DSUM 139 DSWAP 141 DSYMM 265 DSYMV 270 DSYR 275 DSYR2 279 DSYR2K 284 DSYRK 289 DTBMV 294 DTBSV 301 DTPMV 308 DTPSV 313 DTRMM 318 DTRMV 323 DTRSM 327 DTRSV 332 DVBRMM 529 DVBRSM 533 DWDOT 145 DZAMAX 56 DZAMIN 59 DZASUM 62 DZERO 150 DZNRM2 107 DZNRSQ 110

E

eigenextraction general 1030, 1036

return eigenvalue results 1061 eigenvalues

check accuracy of results 1018 return results 1059, 1061 sparse

initialize 1054 subprograms 1003–1079 symmetric matrix 1030, 1036

eigenvectors

check accuracy of results 1018 return results 1059

sparse initialize 1054 subprograms 1003–1079 symmetric matrix 1030, 1036

elementary operation, vector 65, 68 elementary reflector

See Householder matrix elements

count selected vector 46 find selected vector 99 index

maximum of vector 49 minimum of vector 51 list selected vector 99

maximum of vector, index 49 minimum of vector, index 51 return diagonal of matrix 941 search vector for 53

sum 139

end of matrix structure input 916, 1049 environment variables

MLIB_NUMBER_OF_THREADS 18, 643 MLIB_SETNUMTHREADS 19, 644 MP_NUMBER_OF_THREADS 19, 644

environmental inquiry CMACH argument 172, 354 F_SFPINFO 172, 354 return values 173

error handler

basic matrix operations 337 BLAS Standard routines 605 F_BLASERROR 605

sparse systems 883 XERBLA 337 XERVEC 623

error handling 649, 684 high-level subprograms 28–29 low-level subprograms 28

error reporting 28 estimate condition number

sparse symmetric matrix 891 Euclidean norm

1110