wave function

Probability amplitude description

A wave function is a mathematical description of a quantum system, encoding all possible states a particle or system can occupy.

In quantum mechanics, it doesn't predict definite outcomes but gives probability amplitudes—the likelihood of finding a particle in a particular position or state when measured.

The wave function collapsed when we observed the electron.

The concept challenges classical intuitions: before measurement, particles exist in superpositions described by the wave function rather than definite locations.

quantum

Schrödinger equation

Governs quantum state evolution

collapse · normalization · quantum tunneling · entanglement · decoherence · coherence · interference · Heisenberg uncertainty principle · observable · measurement

mathematical

complex numbers

Numbers containing imaginary components

operator · linear algebra · integral · norm · boundary conditions · orthogonal · solution · continuous · phase

probabilistic

uncertainty

State of being unsure

variance · likelihood · prediction · determinism · indeterminacy · stochastic

Categories
Opposites
quantum vs classical description

wave functionNewtonian mechanics

Theory of motion and force

classical mechanics

superposition vs definite state

wave functioneigenstate

Operator-invariant quantum state

mixed state

mathematical formalism

wave functionobservable

Capable of being detected

Family

wave, function, waves, waving, waver, waved, functional, unwavering, functioning

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Used worldwide · Timeless · Abstract · Rated G