• Ψ = constant may be specified by a straight line.
• Any point on the plane can be specified by a pair of coordinates (A, B).
• Ψ = constant may be specified by a straight line.
• Any point on the plane can be specified by a pair of coordinates (A, B).
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012