Class ClassGroup

constructor

• new ClassGroup(a, b, c, discriminant): ClassGroup

• Parameters

  • a: bigint
  • b: bigint
  • c: bigint
  • discriminant: bigint

  Returns ClassGroup

a

b

c

discriminant

StaticfromAbDiscriminant

• fromAbDiscriminant(a, b, discriminant): ClassGroup

• Create a ClassGroup from a, b, and discriminant

  Parameters

  • a: bigint
  • b: bigint
  • discriminant: bigint

  Returns ClassGroup

identity

• identity(): ClassGroup

• Create identity element for this discriminant

  Returns ClassGroup

clone

• clone(): ClassGroup

• Clone this ClassGroup

  Returns ClassGroup

reduce

• reduce(debug?): ClassGroup

• Reduce the quadratic form (port from Rust inner_reduce)

  Parameters

  • debug: boolean = false

  Returns ClassGroup

multiply

• multiply(other, debug?): ClassGroup

• Multiply two class group elements Direct port of the Rust GMP implementation algorithm

  Parameters

  • other: ClassGroup
  • debug: boolean = false

  Returns ClassGroup

square

• square(): void

• Square this class group element

  Returns void

repeatedSquare

• repeatedSquare(n): void

• Repeated squaring (n times)

  Parameters

  • n: number | bigint

  Returns void

pow

• pow(exponent): void

• Exponentiation by a BigInt

  Parameters

  • exponent: bigint

  Returns void

serialize

• serialize(targetSize?): Uint8Array

• Serialize to bytes with specified size (matches Rust GMP serialize) targetSize is in bytes (half the total buffer size for a or b)

  Parameters

  • OptionaltargetSize: number

  Returns Uint8Array

StaticfromBytes

• fromBytes(bytes, discriminant): ClassGroup

• Deserialize from bytes

  Parameters

  • bytes: Uint8Array
  • discriminant: bigint

  Returns ClassGroup

equals

• equals(other): boolean

• Check equality

  Parameters

  • other: ClassGroup

  Returns boolean

StaticsizeInBits

• sizeInBits(discriminant): number

• Get the size in bits of the discriminant

  Parameters

  • discriminant: bigint

  Returns number