Revolutionary knowledge-based programming language.
Computation-powered interactive documents.
Semantic framework for real-world data.
Central infrastructure for Wolfram's cloud products & services.
Software engine implementing the Wolfram Language.
Instant deployment across cloud, desktop, mobile, and more.
Technology-enabling science of the computational universe.
Knowledge-based, broadly deployed natural language.
Curated computable knowledge powering Wolfram|Alpha.
decreases the value of x by 1, returning the old value of x.
Decrement the value of k by one, but return the old value:
PreDecrement SubtractFrom Set Subtract