File: sci_balance.sci

package info (click to toggle)
scilab 4.0-12
  • links: PTS
  • area: non-free
  • in suites: etch, etch-m68k
  • size: 100,640 kB
  • ctags: 57,333
  • sloc: ansic: 377,889; fortran: 242,862; xml: 179,819; tcl: 42,062; sh: 10,593; ml: 9,441; makefile: 4,377; cpp: 1,354; java: 621; csh: 260; yacc: 247; perl: 130; lex: 126; asm: 72; lisp: 30
file content (41 lines) | stat: -rw-r--r-- 856 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
 
function [tree]=sci_balance(tree)
// Copyright INRIA
// M2SCI function
// Conversion function for Matlab balance()
// Input: tree = Matlab funcall tree
// Ouput: tree = Scilab equivalent for tree
// V.C.

A = getrhs(tree)

// %c_balance and %b_balance are not defined
A=convert2double(A)
tree.rhs=Rhs(A)

tree.name="balanc"

// B=balance(A)
if lhs==1 then
  if tree.lhs(1).name=="ans" then
    B=gettempvar(1)
    T=gettempvar(2)
    insert(Equal(list(B,T),tree))
    tree=B
  else
    T=gettempvar(2)
    tree.lhs=list(tree.lhs(1),T)
  end
  tree.lhs(1).dims=A.dims
  tree.lhs(1).type=A.type
  tree.lhs(2).dims=A.dims
  tree.lhs(2).type=Type(Double,Real)
// [T,B] = balance(A)
else
  tree.lhs=list(tree.lhs(2),tree.lhs(1))
  tree.lhs(1).dims=A.dims
  tree.lhs(1).type=Type(Double,Real)
  tree.lhs(2).dims=A.dims
  tree.lhs(2).type=A.type
end

endfunction