Report - · y−x,t=ycos(ωt−kx) y+x,t=ycos(ωt+kx) yx,t=y−x,t+y+x,t=2ysin(kx)cosωt ω y1x,t=ycos(ωt−kx) y2x,t=ycos(ωt−kx+θ) yx,t=y1x,t+y2x,t=2ycos

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