LaTeX approximation symbols

Symbol Command
$\fallingdotseq$ \fallingdotseq
$\risingdotseq$ \risingdotseq
Symbol Command
$\approx$ \approx
$\approxeq$ \approxeq
$\approxcolon$ \approxcolon
$\approxcoloncolon$ \approxcoloncolon
Symbol Command
$\colonapprox$ \colonapprox
$\Colonapprox$ \Colonapprox
$\coloncolonapprox$ \coloncolonapprox

LaTeX comparison

LaTeX