loncom/xml/lontexconvert.pm - diff

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version 1.52, 2005/02/24 09:37:43	version 1.53, 2005/02/24 09:44:46
Line 258 sub postprocess_algebra {	Line 258 sub postprocess_algebra {
# sqrt(3,4) means the 4 root of 3	# sqrt(3,4) means the 4 root of 3
$string =~s/\\sqrt{([^,]+),([^\}]+)}/\\sqrt[$2]{$1}/gs;	$string =~s/\\sqrt{([^,]+),([^\}]+)}/\\sqrt[$2]{$1}/gs;

	# log(3,4) means the log base 4 of 3
	$string =~s/\\log\\left$(.+?),(.+?)\\right$/\\log_{$2}\\left($1\\right)/gs;

# remove the extra () in the denominator of a \frac	# remove the extra () in the denominator of a \frac
$string =~s/\\frac{(.+?)}{\\left$(.+?)\\right$}/\\frac{$1}{$2}/gs;	$string =~s/\\frac{(.+?)}{\\left$(.+?)\\right$}/\\frac{$1}{$2}/gs;


&Apache::lonnet::logthis($string);	&Apache::lonnet::logthis($string);
return $string;	return $string;
}	}