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.
gives True if x is a non‐positive number.
Evaluate different types of numbers:
Quantities that are not NumericQ remain unevaluated:
Positive Negative NonNegative RealSign Less Simplify Assumptions