Interactive evaluator
Make a calculation.
See its edges.
Try the same engines your PHP application calls. Choose Core or Units, or let the Playground detect quantity expressions automatically.
Expression⌘ ↵ to evaluate
Variables JSON object
Equation analysispartial solving is honest
Linear systemtwo equations, two unknowns
MatrixJSON 2×2
Try an example
Result live
∑Your result will appear here.Evaluate normally, or reveal each operation one step at a time.