$ cd ..
TVD Limiter Visualizer
Compare minmod, van Leer, Superbee, and MC limiter curves to see numerical diffusion and sharpness.
visual calculatorNumerics & Stability
Read the flow shape before trusting the number.
This page turns a CFD setup into regime, scale, and dominant-effect cues. Adjust the calculator below and compare the moving graphic with the computed result.
01
input scale
02
model
03
check
TVDlimiterfinite volumeboundedness
formula
KaTeX rendered
ASCII source
phi = limiter(r), F_high = F_low + 0.5 phi(r) correctionphi(r)
0.8889
anti-diffusion weight
0.4444
behavior
diffusive-safe
Limiter curves explain why minmod is robust but diffusive, while Superbee is sharper near discontinuities.