Last change
on this file since 4255 was
1907,
checked in by lguez, 11 years ago
|
Added a copyright property to every file of the distribution, except
for the fcm files (which have their own copyright). Use svn propget on
a file to see the copyright. For instance:
$ svn propget copyright libf/phylmd/physiq.F90
Name of program: LMDZ
Creation date: 1984
Version: LMDZ5
License: CeCILL version 2
Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539
See the license file in the root directory
Also added the files defining the CeCILL version 2 license, in French
and English, at the top of the LMDZ tree.
|
-
Property copyright set to
Name of program: LMDZ Creation date: 1984 Version: LMDZ5 License: CeCILL version 2 Holder: Laboratoire de m\'et\'eorologie dynamique, CNRS, UMR 8539 See the license file in the root directory
|
File size:
1.1 KB
|
Rev | Line | |
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[1765] | 1 | MODULE poly_term_m |
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| 2 | |
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| 3 | IMPLICIT NONE |
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| 4 | |
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| 5 | INTEGER, PARAMETER, private:: NPAR_POLYTERM=8 |
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| 6 | |
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| 7 | INTERFACE poly_term |
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| 8 | MODULE PROCEDURE poly_term_rr, poly_term_cc |
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| 9 | END INTERFACE |
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| 10 | |
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| 11 | private poly_term_rr,poly_term_cc |
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| 12 | |
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| 13 | CONTAINS |
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| 14 | |
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| 15 | RECURSIVE FUNCTION poly_term_rr(a,b) RESULT(u) |
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| 16 | REAL, DIMENSION(:), INTENT(IN) :: a |
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| 17 | REAL, INTENT(IN) :: b |
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| 18 | REAL, DIMENSION(size(a)) :: u |
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| 19 | INTEGER n,j |
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| 20 | n=size(a) |
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| 21 | if (n <= 0) RETURN |
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| 22 | u(1)=a(1) |
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| 23 | if (n < NPAR_POLYTERM) then |
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| 24 | do j=2,n |
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| 25 | u(j)=a(j)+b*u(j-1) |
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| 26 | end do |
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| 27 | else |
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| 28 | u(2:n:2)=poly_term_rr(a(2:n:2)+a(1:n-1:2)*b,b*b) |
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| 29 | u(3:n:2)=a(3:n:2)+b*u(2:n-1:2) |
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| 30 | end if |
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| 31 | END FUNCTION poly_term_rr |
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| 32 | !BL |
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| 33 | RECURSIVE FUNCTION poly_term_cc(a,b) RESULT(u) |
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| 34 | COMPLEX, DIMENSION(:), INTENT(IN) :: a |
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| 35 | COMPLEX, INTENT(IN) :: b |
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| 36 | COMPLEX, DIMENSION(size(a)) :: u |
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| 37 | INTEGER n,j |
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| 38 | n=size(a) |
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| 39 | if (n <= 0) RETURN |
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| 40 | u(1)=a(1) |
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| 41 | if (n < NPAR_POLYTERM) then |
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| 42 | do j=2,n |
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| 43 | u(j)=a(j)+b*u(j-1) |
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| 44 | end do |
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| 45 | else |
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| 46 | u(2:n:2)=poly_term_cc(a(2:n:2)+a(1:n-1:2)*b,b*b) |
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| 47 | u(3:n:2)=a(3:n:2)+b*u(2:n-1:2) |
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| 48 | end if |
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| 49 | END FUNCTION poly_term_cc |
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| 50 | |
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| 51 | END MODULE poly_term_m |
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