Journal of Applied Mathematics

Research Article

Differential Quadrature Solution of Hyperbolic Telegraph Equation

Table 8

RMS errors for 𝑢 ( 𝑥 , 𝑡 ) of Problem 5 using 𝑀 = 𝑁 = 1 1 , 𝐿 = 1 3 .
𝑡 P D Q - P D Q F D Q - P D Q
0.75 1 . 3 1 𝑒 − 0 9 1 . 3 8 𝑒 − 1 1
2.25 1 . 0 4 𝑒 − 0 9 9 . 4 0 𝑒 − 1 2
3 6 . 7 1 𝑒 − 1 0 7 . 7 4 𝑒 − 1 2