Alternative Equation Formats

The equation on this page is available in multiple formats. Depending on your browser, some formats might not render correctly.

MathML

ϕ ( x ) = 1 2 π ε - x 2 2

MathML rendered as SVG

table with 1 row and 1 column , row1 column 1 , straight phi , open x close , equals , fraction 1 , over square root of 2 pi end root end fraction . epsilon super negative , fraction x squared , over 2 end fraction end super , end table
Last updated: April 14, 2026