Public list of real FastPrep OA and interview questions from quantitative trading and investment firms.
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Updated
Jul 31, 2026 - Python
Public list of real FastPrep OA and interview questions from quantitative trading and investment firms.
Black-Scholes implied volatility by Newton on vega with a bisection fallback, with no-arbitrage checks and tests.
Correlated normal random vectors by Cholesky factorisation in pure Python, with checks for impossible correlation matrices.
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