loncom/xml/lontexconvert.pm - diff

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version 1.118, 2016/02/20 00:12:45	version 1.120, 2017/10/07 00:50:57
Line 331 sub tex_engine {	Line 331 sub tex_engine {
}	}
return $env{'environment.texengine'};	return $env{'environment.texengine'};
}	}
return 'tth';	my $dom = $env{'request.role.domain'} \|\| $env{'user.domain'};
	my %domdefaults = &Apache::lonnet::get_domain_defaults($dom);
	if ($domdefaults{'texengine'} ne '') {
	return $domdefaults{'texengine'};
	}
	return 'MathJax';
}	}

sub init_math_support {	sub init_math_support {
Line 548 sub postprocess_algebra {	Line 553 sub postprocess_algebra {
# $string =~s/\\fun/ /g;	# $string =~s/\\fun/ /g;

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