1DLARTV(1)           LAPACK auxiliary routine (version 3.2)           DLARTV(1)
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NAME

6       DLARTV  -  applies  a vector of real plane rotations to elements of the
7       real vectors x and y
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SYNOPSIS

10       SUBROUTINE DLARTV( N, X, INCX, Y, INCY, C, S, INCC )
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12           INTEGER        INCC, INCX, INCY, N
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14           DOUBLE         PRECISION C( * ), S( * ), X( * ), Y( * )
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PURPOSE

17       DLARTV applies a vector of real plane rotations to elements of the real
18       vectors x and y. For i = 1,2,...,n
19          ( x(i) ) := (  c(i)  s(i) ) ( x(i) )
20          ( y(i) )    ( -s(i)  c(i) ) ( y(i) )
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ARGUMENTS

23       N       (input) INTEGER
24               The number of plane rotations to be applied.
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26       X       (input/output) DOUBLE PRECISION array,
27               dimension (1+(N-1)*INCX) The vector x.
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29       INCX    (input) INTEGER
30               The increment between elements of X. INCX > 0.
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32       Y       (input/output) DOUBLE PRECISION array,
33               dimension (1+(N-1)*INCY) The vector y.
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35       INCY    (input) INTEGER
36               The increment between elements of Y. INCY > 0.
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38       C       (input) DOUBLE PRECISION array, dimension (1+(N-1)*INCC)
39               The cosines of the plane rotations.
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41       S       (input) DOUBLE PRECISION array, dimension (1+(N-1)*INCC)
42               The sines of the plane rotations.
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44       INCC    (input) INTEGER
45               The increment between elements of C and S. INCC > 0.
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49 LAPACK auxiliary routine (versionNo3v.e2m)ber 2008                       DLARTV(1)