Nr. 279
The non-integrabel pfaffian problem ydx - xdy + k dz = 0
Row: 1

Nr. 313
Real and imaginary part of the Hankel function
Row: 1

Nr. 256
Real part surface
Row: 2

Nr. 340
Real part surface
Row: 2

Nr. 270
Real part of a theta series with explanatory plaque
Row: 2

Nr. 267
Real part surface of e^z
Row: 3

Nr. 341
Surface of the elliptic integral of 3. type
Row: 3

Nr. 342
Surface of the elliptic sigma function
Row: 3

Nr. 260
Real part of the Weierstraß p-function
Row: 4

Nr. 261
Imaginary part of the Weierstraß p-function
Row: 4

Nr. 262
Weierstraß p'-function
Row: 4