2D Wave Equation [gnuplot]

【Conditions】
▶︎ Initial condition
u(x, y, 0)=x(1-x)y(1-y) / ut(x. y. 0)=0
▶︎ Boundary condition
u(0, y, t)=u(1, y, t)=u(x, 0, t)=u(x, 1, t)=0

【Source code & Details】
▶︎ My Blog

【Music】
▶︎ Kimi ni ageru! [キミにあげる!] (MusMus)

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【References】
▶︎ Wave equation (Wikipedia)
▶︎ Partial Differential Equation - Solution of One Dimensional Wave Equation in Hindi(Lecture9)
▶︎ PDE 9 | Wave equation: general solution