QuantForcesquant interview practice

Problemset

110 / 689 problems
Filters
#NameTagsDifficultySolved by
pr_ch00_q001Odd function properties
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
900x0
pr_ch00_q002Sum of k^2 and k^3
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1500x0
pr_ch00_q003Compute S(n, 4)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1500x0
pr_ch00_q004Linear recursion x_{n+2} = x_{n+1} + (n+1)^2
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1700x0
pr_ch00_q005Linear recursion with constant term
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1400x0
pr_ch00_q006Linear recursion x_{n+1} = 3x_n + 2
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1500x0
pr_ch00_q007Linear recursion x_{n+1} = 3x_n + n + 2
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1700x0
pr_ch00_q008Characteristic polynomial multiplicity
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 0 · Mathematical preliminaries
1700x0
pr_ch01_q001Compute integral of ln x
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1000x0
pr_ch01_q002Compute integral with u=ln x substitution
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1000x0
pr_ch01_q003Integrate (tan x)^2
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1100x0
pr_ch01_q004Taylor approximations of sqrt(1+x) and e^x
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1400x0
pr_ch01_q005Definition of e
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1300x0
pr_ch01_q006Function g(x) related to plain vanilla call delta
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1500x0
pr_ch01_q007Limit definition of derivative
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1300x0
pr_ch01_q008Bond cash flows price
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1100x0
pr_ch01_q009Multivariable function gradient and Hessian
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1400x0
pr_ch01_q010Heat equation solution u(x,t)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1500x0
pr_ch01_q011Arbitrage with calls and puts at three strikes
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1300x0
pr_ch01_q012Bear spread payoff
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1100x0
pr_ch01_q013Which two portfolios with same payoff
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1500x0
pr_ch01_q014Call options strikes 100, 120, 130 — bid-ask?
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1700x0
pr_ch01_q015Call options on stock with dividends paid
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1700x0
pr_ch01_q016Bid-ask spreads on European call option
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1600x0
pr_ch01_q017
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1600x0
pr_ch01_q018Index futures arbitrage 8% dividend
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 1 · Calculus review. Options
1600x0
pr_ch02_q001Integral of (x^2 - 2y) on parabola region
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1400x0
pr_ch02_q002Gamma function recursion
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1500x0
pr_ch02_q003Numerical integration of sqrt(x) e^x
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1300x0
pr_ch02_q004
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1500x0
pr_ch02_q005Derivative for plain vanilla call delta
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1400x0
pr_ch02_q006Risk-neutral pricing function
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1500x0
pr_ch02_q007Bond pricing with constant rate
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1300x0
pr_ch02_q008Yield of 2-year semiannual coupon bond
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1500x0
pr_ch02_q009Zero rate curve r(t) = 0.05 + 0.005 ln(1+t)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1500x0
pr_ch02_q010Semiannual bond price, duration, convexity
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1400x0
pr_ch02_q011Yield of 14-month coupon bond
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1400x0
pr_ch02_q012Bond price under flat rate curve
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1500x0
pr_ch02_q013Bond duration meaningful
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1600x0
pr_ch02_q014Bond price change for two-year zero
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1300x0
pr_ch02_q0155-year bond duration 3.5 years
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1200x0
pr_ch02_q016Duration convexity identity
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 2 · Numerical integration. Interest Rates. Bonds
1700x0
pr_ch03_q001Two dice roll for game advantage
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1400x0
pr_ch03_q002Two coins, two heads with probability p and 1-p
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1100x0
pr_ch03_q003Stock model up/down/middle over three periods
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1300x0
pr_ch03_q004Exponential density parametrization
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1100x0
pr_ch03_q005Cauchy-Schwarz inequality
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch03_q006BS for put and call portfolios
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1400x0
pr_ch03_q007European put zero value implication
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1300x0
pr_ch03_q008Put delta from call delta
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch03_q009Volga and Vanna
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1700x0
pr_ch03_q010ATM call put dividends q vs r
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1400x0
pr_ch03_q011Theta of vanilla call on non-dividend asset
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1700x0
pr_ch03_q012Vanilla call convex in K
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch03_q013Gamma of ATM calls with different maturities
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1400x0
pr_ch03_q014Volga and vega of plain vanilla call
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch03_q015Bounds on call and put no-arbitrage
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch03_q016Delta-neutral and Gamma-neutral with 5000 Delta
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch03_q017Buy 1000 calls strike 90 hedging delta
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1300x0
pr_ch03_q018Hedging six-month ATM calls
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 3 · Probability concepts. Black-Scholes formula. Greeks and Hedging
1500x0
pr_ch04_q001Sum of normal random variables
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1100x0
pr_ch04_q002Sample average normal mean and var
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1200x0
pr_ch04_q003Binomial expected value over interval
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1100x0
pr_ch04_q004Lognormal expected value formula
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1400x0
pr_ch04_q005Calibrate binomial to lognormal
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1700x0
pr_ch04_q006Show two series convergence/divergence
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1300x0
pr_ch04_q007Radius of convergence sum x^n / (k (ln k)^2)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1600x0
pr_ch04_q008OTM put 6-month lognormal
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1500x0
pr_ch04_q009Delta of ATM call no dividends
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1600x0
pr_ch04_q010Powerball expected payoff
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1900x0
pr_ch04_q011Asset following normal process
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 4 · Lognormal random variables. Risk-neutral pricing
1800x0
pr_ch05_q001Cubic Taylor approximation of sqrt(1+x)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1000x0
pr_ch05_q002Taylor series of e^x
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1100x0
pr_ch05_q003Taylor series of ln(1-x^2) and 1/(1-x^2)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1100x0
pr_ch05_q004Taylor expansion of ln(1+x) and remainder bound
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1700x0
pr_ch05_q005Cox-Ross-Rubinstein with Taylor expansion
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1700x0
pr_ch05_q006Approximate ATM put error vs Black-Scholes
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1500x0
pr_ch05_q007Put-call approximation under r-q
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1700x0
pr_ch05_q008Vanilla put with 30% vol, ATM
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1300x0
pr_ch05_q0095-year bond price change
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 5 · Taylor's formula. Taylor series
1500x0
pr_ch06_q001Butterfly spread payoff and limit
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1600x0
pr_ch06_q002Long call short call same strike approximate Delta
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1500x0
pr_ch06_q003Forward difference approximation of f'(a)
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1500x0
pr_ch06_q004Central finite difference of f at a third derivative
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1700x0
pr_ch06_q005Non-symmetric central FD with order analysis
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1600x0
pr_ch06_q006Forward Euler ODE convergence
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1500x0
pr_ch06_q007Second order ODE finite difference
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1500x0
pr_ch06_q008ODE with f(x, Y(x))
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1300x0
pr_ch06_q009Greeks of 6-month call from finite differences
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1600x0
pr_ch06_q010Plain vanilla call satisfies BS PDE
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1700x0
pr_ch06_q011Forward contract value f(S, t) satisfies BS PDE
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 6 · Finite Differences. Black-Scholes PDE
1500x0
pr_ch07_q001Gamma of plain vanilla call as function of S
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1600x0
pr_ch07_q002Double integral over triangular region
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1500x0
pr_ch07_q003Polar coordinates for area of circle
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1100x0
pr_ch07_q004Heat equation transformation of BS PDE
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1900x0
pr_ch07_q005Show boundary condition satisfied
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1700x0
pr_ch07_q006Asian option PDE change of variables
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
2000x0
pr_ch07_q007OTM puts price compare to American
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1500x0
pr_ch07_q008Hedge european call w/ replicating portfolio
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1600x0
pr_ch07_q009Down-and-out call no dividend
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1700x0
pr_ch07_q010Down-and-out worth zero in limit
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1700x0
pr_ch07_q011Delta and Gamma of down-and-out call
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 7 · Multivariable calculus: chain rule, integration by substitution, extrema. Barrier options
1700x0
pr_ch08_q001Lagrange extrema of f(x1, x2, x3) = 4x1 - 2x2
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1600x0
pr_ch08_q002Mean-variance optimal portfolio
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1800x0
pr_ch08_q003Newton's method bond YTM with 100 1/12 freq
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1600x0
pr_ch08_q004Implied volatility iteration
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1900x0
pr_ch08_q005Three-month ATM call dividends 2%
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1700x0
pr_ch08_q006Newton's method 2D F(x,y) = 0
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
2000x0
pr_ch08_q007Bootstrap zero rate curve from T-bills and bonds
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1800x0
pr_ch08_q008Bootstrap yield curve from semi-annual coupon
A Primer for the Mathematics of Financial Engineering (Stefanica) · Ch 8 · Lagrange multipliers. Newton's method. Implied volatility. Bootstrapping
1900x0