User:CBM2/jsMath/extensions/underset-overset.js

/* * extensions/underset-overset.js * * Part of the jsMath package for mathematics on the web. * * This file implements \underset and \overset macros. It will be loaded * automatically when needed, or can be loaded by * *   jsMath.Extension.Require('underset-overset'); *  *  - * *  Copyright 200-20065 by Davide P. Cervone * *  Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * *     http://www.apache.org/licenses/LICENSE-2.0 * *  Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */

/********************************************************************/

jsMath.Package(jsMath.Parser,{

macros: { overset: 'Overset', underset: 'Underset' }, Overset: function (name) { var top = this.ProcessArg(this.cmd+name); if (this.error) return; var bot = this.ProcessArg(this.cmd+name); if (this.error) return; var op = jsMath.mItem.Atom('op',bot); op.limits = 1; op.sup = top; this.mlist.Add(op); },

Underset: function (name) { var bot = this.ProcessArg(this.cmd+name); if (this.error) return; var top = this.ProcessArg(this.cmd+name); if (this.error) return; var op = jsMath.mItem.Atom('op',top); op.limits = 1; op.sub = bot; this.mlist.Add(op); }

});