online_muskingum_cunge_convergence_ratios:    Convergence ratios of the Muskingum-Cunge method INPUT DATA:            [How to use] Weighting factor X :         [Recommended range:  0.0 ≤ X ≤ 0.5] Spatial resolution L /Δx :         [Recommended range:  20 ≤ L/Δx ≤ 100] Courant number C :         [Recommended range:  0.1 ≤ C ≤ 4.0]     Formulas: σΔx = 2π/(L/Δx) p = cos(σΔx) q = sin(σΔx) R = X + 0.5 C S = R - C M = (1 - p)(1 - 2S)C N = qC P = 1 - 2[(1 - p)(1 - S)S] R1 = [(P - M)2 + N 2]1/2 / P R2 = [1/(C σΔx)] tan-1[N/(P - M)] Reference OUTPUT: Amplitude convergence ratio R1 :  Warning: Undefined variable $r1 in /var/www/html/ponce/onlinemuskingumcungeconvergenceratios.php on line 230 Deprecated: round(): Passing null to parameter #1 ($num) of type int|float is deprecated in /var/www/html/ponce/onlinemuskingumcungeconvergenceratios.php on line 230 0 Phase convergence ratio R2 :  Warning: Undefined variable $r2 in /var/www/html/ponce/onlinemuskingumcungeconvergenceratios.php on line 233 Deprecated: round(): Passing null to parameter #1 ($num) of type int|float is deprecated in /var/www/html/ponce/onlinemuskingumcungeconvergenceratios.php on line 233 0 Go to ⇒   Online Muskingum-Cunge convergence ratios - practical   Your request was processed at  07:19:31 am on April 3rd, 2025   [ 250403  07:19:31 ]. Thank you for running online_muskingum_cunge_convergence_ratios [160502]