Physics: matrices\pmat

\pmatCommand

Shorthand for generating 2×2 Pauli matrices in quantum mechanics and quantum computing contexts within matrix environments

\pmat{2}
Available in
physics
Kind
prefix
Allowed mode
math
Frequency
Not measured
Commonality
low
Renderer support
PackageMathJaxKaTeXXeTeX
physicsMathJax: FullKaTeX: NoneXeTeX: Full
About the test scope

Syntax#

\pmatm{a}math content

Argspec m — one mandatory argument. Reading argspecs

Examples#

\pmat{y}

In TeXForm#

TeXForm parses this entry as prefix syntax; the package determines its argument specification.

Expands to#

\pmat{2} 2 0 & -i\\ i & 0

Rewrites parser string with Pauli matrix content based on first character: 0→identity, 1/x→σ_x, 2/y→σ_y, 3/z→σ_z. Rest of argument is prepended to matrix.

Equivalent forms#

  • \paulimatrix{2}exact

    Full name for \pmat

See also#

Test cases#

physics
InputCaseMathJaxKaTeXXeTeX
\pmat{a}Positive · baselinePassFailPass
\pmat aPositive · bare[0]PassFailPass
All 27 in Physics: matrices