Engineering↗
Complex Multiplication and Class Numbers
The link between curves with complex multiplication and class groups of imaginary quadratic orders, and the Hilbert class polynomial.
Every page in the KEVOS library tagged imaginary quadratic. 2 pages.
The link between curves with complex multiplication and class groups of imaginary quadratic orders, and the Hilbert class polynomial.
Computing class numbers and group structure for imaginary quadratic fields by enumerating reduced forms, and where the method runs out.