Pappus's hexagon theorem - Revision history

A WASSERMANN at 19:58, 2 May 2021

2021-05-02T19:58:23Z

@@ Line 31: / Line 31: @@
 var s6 = board.create('segment', [p2, p3s], {color: 'red'});
 </jsxgraph>
 === The underlying JavaScript code ===
 <source lang="javascript">
 </source>
 [[Category:Examples]]
 [[Category:Geometry]]

2021-05-02T19:57:36Z

← Older revision		Revision as of 19:57, 2 May 2021
Line 28:		Line 28:
	var s4 = board.create('segment', [p2, p1s], {color: 'black'});		var s4 = board.create('segment', [p2, p1s], {color: 'black'});

			var s5 = board.create('segment', [p3, p2s], {color: 'red'});
			var s6 = board.create('segment', [p2, p3s], {color: 'red'});
	</jsxgraph>		</jsxgraph>

2021-05-02T19:56:16Z

← Older revision		Revision as of 19:56, 2 May 2021
Line 21:		Line 21:

	var par1 = board.create('parallel', [s3, p3], {visible: false});		var par1 = board.create('parallel', [s3, p3], {visible: false});
	var p1s = board.create('intersection', [par1, l2], {name:"p_1'"});		var p1s = board.create('intersection', [par1, l2], {name:"p_1'", color: 'black'});
	var s1 = board.create('segment', [p3, p1s], {color: 'black'});		var s1 = board.create('segment', [p3, p1s], {color: 'black'});

	var par2 = board.create('parallel', [s2, p1s], {visible: false});		var par2 = board.create('parallel', [s2, p1s], {visible: false});
	var p2 = board.create('intersection', [par2, l1], {name:"p_2"});		var p2 = board.create('intersection', [par2, l1], {name:"p_2", color: 'black'});
	var s4 = board.create('segment', [p2, p1s], {color: 'black'});		var s4 = board.create('segment', [p2, p1s], {color: 'black'});

2021-05-02T19:55:37Z

← Older revision		Revision as of 19:55, 2 May 2021
Line 12:		Line 12:

	var p1 = board.create('glider', [-1, -2, l1], {name:'p_1'});		var p1 = board.create('glider', [-1, -2, l1], {name:'p_1'});
	~~var p2 = board.create('glider', [1, -2, l1], {name:'p_2'});~~
	var p3 = board.create('glider', [3, -2, l1], {name:'p_3'});		var p3 = board.create('glider', [3, -2, l1], {name:'p_3'});

Line 27:		Line 26:
	var par2 = board.create('parallel', [s2, p1s], {visible: false});		var par2 = board.create('parallel', [s2, p1s], {visible: false});
	var p2 = board.create('intersection', [par2, l1], {name:"p_2"});		var p2 = board.create('intersection', [par2, l1], {name:"p_2"});
			var s4 = board.create('segment', [p2, p1s], {color: 'black'});

	</jsxgraph>		</jsxgraph>

2021-05-02T19:54:52Z

← Older revision		Revision as of 19:54, 2 May 2021
Line 25:		Line 25:
	var s1 = board.create('segment', [p3, p1s], {color: 'black'});		var s1 = board.create('segment', [p3, p1s], {color: 'black'});

	var ~~par1~~ = board.create('parallel', [s2, p1s], {visible: ~~true~~});		var par2 = board.create('parallel', [s2, p1s], {visible: false});
			var p2 = board.create('intersection', [par2, l1], {name:"p_2"});

	</jsxgraph>		</jsxgraph>

2021-05-02T19:54:14Z

← Older revision		Revision as of 19:54, 2 May 2021
Line 25:		Line 25:
	var s1 = board.create('segment', [p3, p1s], {color: 'black'});		var s1 = board.create('segment', [p3, p1s], {color: 'black'});

			var par1 = board.create('parallel', [s2, p1s], {visible: true});
	</jsxgraph>		</jsxgraph>

2021-05-02T19:52:51Z

← Older revision		Revision as of 19:52, 2 May 2021
Line 23:		Line 23:
	var par1 = board.create('parallel', [s3, p3], {visible: false});		var par1 = board.create('parallel', [s3, p3], {visible: false});
	var p1s = board.create('intersection', [par1, l2], {name:"p_1'"});		var p1s = board.create('intersection', [par1, l2], {name:"p_1'"});
	//var s1 = board.create('segment', [p3, p1s], {color: 'black'});		var s1 = board.create('segment', [p3, p1s], {color: 'black'});

	</jsxgraph>		</jsxgraph>

2021-05-02T19:52:16Z

← Older revision		Revision as of 19:52, 2 May 2021
Line 15:		Line 15:
	var p3 = board.create('glider', [3, -2, l1], {name:'p_3'});		var p3 = board.create('glider', [3, -2, l1], {name:'p_3'});

	var p3s = board.create('glider', [-1, 1, l2], {name:"p_3'"});		var p3s = board.create('glider', [-1.5, 1, l2], {name:"p_3'"});
	var p2s = board.create('glider', [0.5, 1, l2], {name:"p_2'"});		var p2s = board.create('glider', [0, 1, l2], {name:"p_2'"});

	var s3 = board.create('segment', [p1, p3s], {color: 'black'});		var s3 = board.create('segment', [p1, p3s], {color: 'black'});

2021-05-02T19:51:49Z

← Older revision		Revision as of 19:51, 2 May 2021
Line 16:		Line 16:

	var p3s = board.create('glider', [-1, 1, l2], {name:"p_3'"});		var p3s = board.create('glider', [-1, 1, l2], {name:"p_3'"});
	var p2s = board.create('glider', [1, 1, l2], {name:"p_2'"});		var p2s = board.create('glider', [0.5, 1, l2], {name:"p_2'"});

	var s3 = board.create('segment', [p1, p3s], {color: 'black'});		var s3 = board.create('segment', [p1, p3s], {color: 'black'});

2021-05-02T19:51:23Z

← Older revision		Revision as of 19:51, 2 May 2021
Line 6:		Line 6:

	var q = board.create('point', [-4, -2], {name:'q'});		var q = board.create('point', [-4, -2], {name:'q'});
	var q1 = board.create('point', [-1.5, -2], {name:''});		var q1 = board.create('point', [-1.5, -2], {name:'', color: 'blue'});
	var q2 = board.create('point', [-1.5, -1], {name:''});		var q2 = board.create('point', [-1.5, -1], {name:'', color: 'blue'});
	var l1 = board.create('line', [q, q1], {straightFirst: false});		var l1 = board.create('line', [q, q1], {straightFirst: false});
	var l2 = board.create('line', [q, q2], {straightFirst: false});		var l2 = board.create('line', [q, q2], {straightFirst: false});