Puoi aprire il codice e modificare la funzione: vedi l'Help
You can open the Code and modify the function: see the Help
HELP

// --- f blue, g green, h red, k orange ----

function f(x) { y = Math.abs(x*x - x - 3) - Math.pow(x+1,3); return y }
function g(x) { y = 1/0; return y }
function h(x) { y = 1/0; return y }
function k(x) { y = 1/0; return y }
// function h(x) { y = x*x - x - 3 - Math.pow(x+1,3); return y }
// function k(x) { y = - x*x + x + 3 - Math.pow(x+1,3); return y }

// aX = -10; bX = 10; aY = -10; bY = 10
// Dx = 1; Dy = 5
aX = -3; bX = 2; aY = -2; bY = 3
Dx = 1/2; Dy = 1/2
// aX = -1.5; bX = -1; aY = -1/2; bY = 1/2
// Dx = 1/10; Dy = 1/10