File: sci_log2.sci

package info (click to toggle)
scilab 2.4-1
  • links: PTS
  • area: non-free
  • in suites: potato, slink
  • size: 55,196 kB
  • ctags: 38,019
  • sloc: ansic: 231,970; fortran: 148,976; tcl: 7,099; makefile: 4,585; sh: 2,978; csh: 154; cpp: 101; asm: 39; sed: 5
file content (16 lines) | stat: -rw-r--r-- 389 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
 
function [stk,txt,top]=sci_log2()
// Copyright INRIA
txt=[]
if lhs==1 then
  stk=list('log('+stk(top)(1)+')/log(2)','0',stk(top)(3),stk(top)(4),'1')
else
  f=lst(ilst+1)(2)
  e=lst(ilst+2)(2)
  txt=[e+' = ceil(log('+stk(top)(1)+')/log(2));';
      f+' = '+stk(top)(1)+'-(2^'+e+');']
  stk=list(list('?','-2',stk(top)(3),stk(top)(3),'?'),list('?','-2',stk(top)(3),stk(top)(3),'?'))
end