MartinP: added MathJax

2021-06-29T07:03:06Z

added MathJax

← Older revision		Revision as of 07:03, 29 June 2021
Line 1:		Line 1:
			<html>
			<script type="text/javascript" src="/distrib/MathJax/MathJax.js"></script>
			</html>

	{\|		{\|
	\|Linear Function		\|Linear Function

MartinP: creating the linear function example

2021-06-29T07:01:17Z

creating the linear function example

← Older revision		Revision as of 07:01, 29 June 2021
Line 1:		Line 1:
	# Linear function		{\|
			\|Linear Function
			\|-
			\| <jsxgraph box="jxgbox" width="500" height="500">
			JXG.Options.text.useMathJax = true;
			var board = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-5, 7, 5, -3], axis:true});

			var gr = board.create('grid');


			var m = board.create('slider', [[4,1],[4,5],[0,1,4]],{snapWidth: 0.1, precision: 1,
			ticks: { drawLabels: true, label: {position: 'rt', offset: [10,0]}},
			name: "m"});
			var t = board.create('slider', [[-4,1],[-4,5],[-2,0,6]],{snapWidth: 0.1, precision: 1,
			ticks: { drawZero: true, drawLabels: true, ticksDistance: 1,
			minTicksDistance: 5, // insertTicks: true,
			tickEndings: [1,0],
			label: {position: 'lft', offset: [-20,0]}},
			name: "t"});
			var tval = function(){return t.Value();};
			var T = board.create('point', [0,tval], {name: "T", label: "T", strokeColor: 'purple', face: 'cross'});
			var mval = function(){return m.Value();};
			var linF0 = function(x){return mval()*x};
			var linF = function(x){return mval()*x + tval()};
			var G0 = board.create('functiongraph',[linF0,-5,5], {strokeWidth: 1, dash: 2});
			var G = board.create('functiongraph',[linF,-5,5], {strokeWidth: 2});

			var ftextval = function(){
			var vz = "";
			var tv = "";
			if (tval() >= 0.0) {if (tval() == 0.0){tv = ""; vz = "";} else {vz = "+"; tv = JXG.toFixed(tval(),1);}}
			else {vz = ""; tv = JXG.toFixed(tval(),1);};
			return "\\[f(x)="+ JXG.toFixed(mval(),1) + " \\cdot x" + vz + tv + "\\]";
			};
			var ftext = board.create('text', [-4.2,6.0,ftextval], {fontSize: 18, color:'blue', cssStyle: 'background-color: rgb(255,255,255)'});
			var dt = board.create('segment',[[0,0],[0,tval]],{strokeColor: 'purple', strokeWidth: 3});
			var A = board.create('glider', [1,2,G], {label: {offset: [0,-15]}});
			var tangent = board.create('tangent', [A]);
			var st = board.create('slopetriangle', [tangent], {toppoint: {face: 'plus', withLabel: false}});
			</jsxgraph>
			\|}


			=== The underlying JavaScript source code ===


			<source lang="javascript">
			<jsxgraph box="jxgbox" width="500" height="500">
			JXG.Options.text.useMathJax = true;
			var board = JXG.JSXGraph.initBoard('jxgbox', {boundingbox: [-5, 7, 5, -3], axis:true});

			var gr = board.create('grid');


			var m = board.create('slider', [[4,1],[4,5],[0,1,4]],{snapWidth: 0.1, precision: 1,
			ticks: { drawLabels: true, label: {position: 'rt', offset: [10,0]}},
			name: "m"});
			var t = board.create('slider', [[-4,1],[-4,5],[-2,0,6]],{snapWidth: 0.1, precision: 1,
			ticks: { drawZero: true, drawLabels: true, ticksDistance: 1,
			minTicksDistance: 5, // insertTicks: true,
			tickEndings: [1,0],
			label: {position: 'lft', offset: [-20,0]}},
			name: "t"});
			var tval = function(){return t.Value();};
			var T = board.create('point', [0,tval], {name: "T", label: "T", strokeColor: 'purple', face: 'cross'});
			var mval = function(){return m.Value();};
			var linF0 = function(x){return mval()*x};
			var linF = function(x){return mval()*x + tval()};
			var G0 = board.create('functiongraph',[linF0,-5,5], {strokeWidth: 1, dash: 2});
			var G = board.create('functiongraph',[linF,-5,5], {strokeWidth: 2});

			var ftextval = function(){
			var vz = "";
			var tv = "";
			if (tval() >= 0.0) {if (tval() == 0.0){tv = ""; vz = "";} else {vz = "+"; tv = JXG.toFixed(tval(),1);}}
			else {vz = ""; tv = JXG.toFixed(tval(),1);};
			return "\\[f(x)="+ JXG.toFixed(mval(),1) + " \\cdot x" + vz + tv + "\\]";
			};
			var ftext = board.create('text', [-4.2,6.0,ftextval], {fontSize: 18, color:'blue', cssStyle: 'background-color: rgb(255,255,255)'});
			var dt = board.create('segment',[[0,0],[0,tval]],{strokeColor: 'purple', strokeWidth: 3});
			var A = board.create('glider', [1,2,G], {label: {offset: [0,-15]}});
			var tangent = board.create('tangent', [A]);
			var st = board.create('slopetriangle', [tangent], {toppoint: {face: 'plus', withLabel: false}});
			</jsxgraph>
			</source>

			[[Category:Contributions]]
			[[Category:Examples]]

MartinP: Created page with "# Linear function"

2021-06-29T06:49:32Z

Created page with "# Linear function"

New page

# Linear function

Linear Function: parameters - Revision history

MartinP: added MathJax

MartinP: creating the linear function example

MartinP: Created page with "# Linear function"