Solution of the 1D wave equation with a triangular wave initial condition.
seen from United States
seen from Germany
seen from China

seen from United States
seen from Japan
seen from Yemen

seen from Netherlands
seen from China

seen from Germany
seen from China
seen from Germany
seen from Russia
seen from Argentina

seen from South Africa
seen from China
seen from United States
seen from China

seen from Germany

seen from Türkiye

seen from Australia
Solution of the 1D wave equation with a triangular wave initial condition.
Triangular was the wave.
Triangular was the wave. The negative place it came from flew into a positive stream of life. Naomi