Eulero
Transcript of Eulero
Novarese Patrick5° C Info12/05/2009
y'=xy+2x 0
0h= 0.1
i sol esatta errore0 0 0 0 0 01 0.1 0 0.2 0.01002504 0.010032 0.2 0.02 0.404 0.04040268 0.02043 0.3 0.0604 0.61812 0.09205572 0.031664 0.4 0.12221 0.84888 0.16657414 0.044365 0.5 0.2071 1.10355 0.26629691 0.05926 0.6 0.31746 1.39047 0.39443473 0.076987 0.7 0.4565 1.71955 0.55524263 0.098748 0.8 0.62846 2.10277 0.75425553 0.12589 0.9 0.83873 2.55486 0.998605 0.15987
10 1 1.09422 3.09422 1.29744254 0.2032211 1.1 1.40364 3.74401 1.66250442 0.2588612 1.2 1.77804 4.53365 2.10886642 0.3308213 1.3 2.23141 5.50083 2.65595563 0.4245514 1.4 2.78149 6.69409 3.32891248 0.5474215 1.5 3.4509 8.17635 4.1604337 0.7095316 1.6 4.26854 10.0297 5.19327945 0.9247417 1.7 5.2715 12.3616 6.48370429 1.212218 1.8 6.50766 15.3138 8.10618063 1.5985219 1.9 8.03904 19.0742 10.1599429 2.1209120 2 9.94645 23.8929 12.7781122 2.83166
x0=
y(0)=0 y0=
xi yi f(xi,yi)
0 0.5 1 1.5 2 2.50
2
4
6
8
10
12
14
EULEROSOL. ESATTA
0 0.5 1 1.5 2 2.50
2
4
6
8
10
12
14
EULEROSOL. ESATTA
0 0.5 1 1.5 2 2.50
2
4
6
8
10
12
14
EULEROSOL. ESATTA
0 0.5 1 1.5 2 2.50
2
4
6
8
10
12
14
EULEROSOL. ESATTA