
1 - Invitation aux formes quadratiques |
2 - Basic quadratic forms |
3 - Elliptic partial differential equations of second order |
4 - Kubische und biquadratische Gleichungen |
1 - Invitation aux formes quadratiques |
2 - Basic quadratic forms |
3 - Elliptic partial differential equations of second order |
4 - Kubische und biquadratische Gleichungen |