Initial Conditions
Initial conditions are conditions at an initial time t=t_0 from which a given set of mathematical equations or physical system evolves. A system with initial conditions specified is known as an initial value problem.
See also
Boundary Conditions, Initial Value ProblemExplore with Wolfram|Alpha
WolframAlpha
More things to try:
Cite this as:
Weisstein, Eric W. "Initial Conditions." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/InitialConditions.html