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Table 2 The comparison sensitivity to discretization sizes of approximated pollutant concentrations while time discretizations are halved

From: Unconditional stable numerical techniques for a water-quality model in a non-uniform flow stream

Δ x Δ t \(\boldsymbol{\Delta t/(\Delta x)^{2}}\) C (1.0,40)
0.0500 0.002500 1.00 0.70470
0.0500 0.001250 0.50 0.75667
0.0500 0.000625 0.25 0.76400