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Diff for /loncom/homework/default_homework.lcpm between versions 1.17 and 1.18

version 1.17, 2001/02/19 20:31:53 version 1.18, 2001/02/20 23:46:25
Line 140  sub random { Line 140  sub random {
 }  }
   
 sub tan  { sin($_[0]) / cos($_[0]) }  sub tan  { sin($_[0]) / cos($_[0]) }
   sub atan { atan2($_[0], 1); }
 sub acos { atan2(sqrt(1 - $_[0] * $_[0]), $_[0] ); }  sub acos { atan2(sqrt(1 - $_[0] * $_[0]), $_[0] ); }
 sub asin { atan2($_[0], sqrt(1- $_[0] * $_[0]) );  }  sub asin { atan2($_[0], sqrt(1- $_[0] * $_[0]) );  }
   sub log10 { log($_[0])/log(10); }
   
 sub html {  sub html {
   if ( $external::target eq "web" ) {    if ( $external::target eq "web" ) {
Removed from v.1.17  
changed lines
  Added in v.1.18

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