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Warning: Use of undefined constant m - assumed 'm' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/d0.php on line 4
Warning: Use of undefined constant x1 - assumed 'x1' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/d0.php on line 6
Warning: Use of undefined constant x2 - assumed 'x2' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/d0.php on line 7
Warning: Use of undefined constant y1 - assumed 'y1' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/d0.php on line 9
Warning: Use of undefined constant y2 - assumed 'y2' (this will throw an Error in a future version of PHP) in /www/htdocs/w007d4a2/ex/droites/d0.php on line 10 Plain 1.0