v0.2.4

• Fix sampling of Gaussian OU process
• Fix bin.pdf utility
• Fix DSP process (use the integrated log Laplace from CIR)

v0.2.3

• critical bug fix that allows the library to work without the book group dependencies

v0.2.2

• Option volatility surface
• Calibration of Heston model to Vol surface
• frequency domain, no longer fixed, it is calculated by stochastic process
• Option alpha calculated dynamically
• More tests

v0.2.1

• Use pydantic
• last version with unsupported processes