Sened ibn ‛Alī, [10], [98]

Sfortunati, [62], [150]

Shelley, W., [126]

Siamese numerals, [36]

Siddhānta, [8], [18]

Ṣifr, [57]

Sigsboto, [55]

Sihāb al-Dīn, [67]

Silberberg, [60]

Simon, [13]