home *** CD-ROM | disk | FTP | other *** search
/ IRIX Base Documentation 2001 May / SGI IRIX Base Documentation 2001 May.iso / usr / share / catman / p_man / cat3 / libblas / nrm2.z / nrm2
Encoding:
Text File  |  1998-10-30  |  2.5 KB  |  67 lines
  1.  
  2.  
  3.  
  4. ____NNNNRRRRMMMM2222((((3333FFFF))))                                                            ____NNNNRRRRMMMM2222((((3333FFFF))))
  5.  
  6.  
  7.  
  8. NNNNAAAAMMMMEEEE
  9.      dnrm2, snrm2, zdnrm2, csnrm2 - BLAS level ONE Euclidean norm functions.
  10.  
  11. SSSSYYYYNNNNOOOOPPPPSSSSIIIISSSS
  12.      ddddoooouuuubbbblllleeee pppprrrreeeecccciiiissssiiiioooonnnn  ddddnnnnrrrrmmmm2222(((( nnnn,,,, xxxx,,,, iiiinnnnccccxxxx ))))
  13.      iiiinnnntttteeeeggggeeeerrrr           iiiinnnnccccxxxx,,,, nnnn
  14.      ddddoooouuuubbbblllleeee pppprrrreeeecccciiiissssiiiioooonnnn  xxxx(((( 1111 ))))
  15.  
  16.      rrrreeeeaaaallll              ssssnnnnrrrrmmmm2222(((( nnnn,,,, xxxx,,,, iiiinnnnccccxxxx ))))
  17.      iiiinnnntttteeeeggggeeeerrrr           iiiinnnnccccxxxx,,,, nnnn
  18.      rrrreeeeaaaallll              xxxx(((( 1111 ))))
  19.  
  20.      ddddoooouuuubbbblllleeee pppprrrreeeecccciiiissssiiiioooonnnn  zzzzddddnnnnrrrrmmmm2222(((( nnnn,,,, xxxx,,,, iiiinnnnccccxxxx ))))
  21.      iiiinnnntttteeeeggggeeeerrrr           iiiinnnnccccxxxx,,,, nnnn
  22.      ccccoooommmmpppplllleeeexxxx****11116666        xxxx(((( 1111 ))))
  23.  
  24.      rrrreeeeaaaallll              ccccssssnnnnrrrrmmmm2222(((( nnnn,,,, xxxx,,,, iiiinnnnccccxxxx ))))
  25.      iiiinnnntttteeeeggggeeeerrrr           iiiinnnnccccxxxx,,,, nnnn
  26.      ccccoooommmmpppplllleeeexxxx           xxxx(((( 1111 ))))
  27.  
  28. DDDDEEEESSSSCCCCRRRRIIIIPPPPTTTTIIIIOOOONNNN
  29.      DNRM2, SNRM2, ZDNRM2, CSNRM2 compute the Euclidean norm of the vector X
  30.      of length N and increment INCX.
  31.          nrm2 <--- Sqrt ( Sum( X(i)**2 ) )                 DNRM2  and SNRM2
  32.          nrm2 <--- Sqrt ( Sum( conjg( X(i) ) * X(i) ) )    DZNRM2 and SCNRM2
  33.  
  34. AAAAUUUUTTTTHHHHOOOORRRRSSSS
  35.           C.L. Lawson, linpack, 1/08/78.
  36.  
  37.  
  38.  
  39.  
  40.  
  41.  
  42.  
  43.  
  44.  
  45.  
  46.  
  47.  
  48.  
  49.  
  50.  
  51.  
  52.  
  53.  
  54.  
  55.  
  56.  
  57.  
  58.  
  59.  
  60.  
  61.  
  62.  
  63.                                                                         PPPPaaaaggggeeee 1111
  64.  
  65.  
  66.  
  67.