JSXGraph 3D
3D function graph with local 2nd order approximation
JSXGraph v1.11.1 Copyright (C) see https://jsxgraph.org
0,0
–
o
+
←
↓
↑
→
az = 1.00
el = 0.30
bank = 0.00
a
11
= 1.00
a
12
= 1.00
a
13
= 1.00