DLMF: Notations T

Notations T

♦*♦A♦B♦C♦D♦E♦F♦G♦H♦J♦L♦M♦N♦O♦P♦R♦S♦T♦U♦V♦

$\tau\!\left(n\right)$: Ramanujan's tau function; §27.14(vi)
$\theta\!\left(z\right)$: Airy phase function; §9.8(i)

$\vartheta\!\left(x\right)=\theta _{{3}}\!\left(0,x\right)$: alternative notation; §27.13(iv)