WOLFRAM

Wolfram Language & System Documentation Center
NDSolve::ndssc NDSolveValue::ndssc ParametricNDSolve::ndssc ParametricNDSolveValue::ndssc

NDSolve::ndssc NDSolveValue::ndssc ParametricNDSolve::ndssc ParametricNDSolveValue::ndssc

Details

  • This message is generated when the step size in time integration changes sign.
  • Off[message] switches off the message; On[message] switches it on. For example: Off[NDSolve::ndssc].

Examples

Basic Examples  (1)

Consider the following equation:

Getting a result from the equation above at machine precision will be hopeless due to the vast difference in scales of some of the numbers. There are powers to the 34th along with numbers like 0.00001. That is nearly 40 orders of magnitude. The error message can be resolved by rationalizing the equations, then using an increased WorkingPrecision: