Puoi aprire il codice e modificare la funzione: vedi l'Help
You can open the Code and modify the function: see the Help
HELP
... function f(x) { if(x<0) {y = Math.sin(3*x)} else {y=7/27*x*x*x-5/3*x*x+3*x}; return y } ... aX = -4; bX = 5; aY = -1.5; bY = 4 Dx = 1/2; Dy = 1/2 ... yy=[1,-1]; xx=[3] Qx=[3]; Qy=[1] ... AX=BX=AY=BY="" ... AAX=aX; BBX=bX; AAY=aY; BBY=bY ...