- The Modified Equations Of Certain Finite Difference Schemes Are Given Below In Each Case Determine The Order Of Approx 1 (58.57 KiB) Viewed 28 times
The modified equations of certain finite difference schemes are given below. In each case, determine the order of approximation and find whether the dominant error is due to numerical dissipation or numer- ical dispersion. u + cur = χα Uxxx +... = 1 = (c?at) w-sekar) +śc°(41%). = (+0 ² st Coc us+cus = c(Ar)?(v2 – 1)use 120€(4x)*(904 – 10v2 + 1)lxrex + .... », 6a + – a’ux = [zarar + [ja"lan? t beat anavy2 + 360°(Av>*] )*Ar() " v=cAt/dx. ut (a Ax)2 At + 12 Uxxxx + + =a²(Ax) Uxxxx +...