Similar to ロジャース＝ラマヌジャン恒等式

Quasi-Frobenius Lie algebra

Shor's algorithm

Jones polynomial

Schönhage–Strassen algorithm

Simple closed curve

Jordan curve theorem

Peano–Jordan measure

Jordan normal form

Johnson circles

Szilassi polyhedron

Sylvester–Gallai theorem

Schild's ladder

Sylvester matrix

Sylvester's sequence

Sylvester's law of inertia

Sylow theorems

Schinzel's theorem

Simpson's rule

Simpson's paradox

Skewes's number

Skolem normal form

Stirling's approximation

Stern prime

Stewart's theorem

Sturm–Picone comparison theorem