Spot price (S)

0.5

Strike price (K)

1

Risk free rate (r)

0.03

Time to maturity (T ? t)

2

Rho (ρ)

−0.5

Kappa (κ)

0.2

Theta (θ)

0.03

Lambda (λ)

2

Volatility of variance (σ)

0.1

Current variance (v)

0.01

Heston put price

0.4463

Bivariate put price

0.4899

Black scholes put price

0.4418