816 Journal of the Asiatic Society of Bengal. 
Author. | 
Work 
Se 
18. Jordanus Saxo | Geometry 
or Jordanus Ne- 
morarius  (xiiith 
century). 
19. Ahmed b. Muh. Talchis a‘mal a: 
hisab. (Epitom 
of erithmetica 
operatio 
(Ibn El- Sac 
1258-1340 a.p. 
m Abu Nasr Muh. | 4 treatise on the 
b. Sst allah el- Indian calculus. 
21. Maxim ie Pla- 
Arithmetic accord- 
eg (1260-133) ing to the Hin 
A.D.). 
22. 
‘Ali b. Muh, b. Commentar oO 
‘Ali el-Qorési_ el- the Talehie of 
ae (el-Qalasa- Tbn el-Benna. 
di), xvth centur ry 
A, 
238. all b. | Revelation of th 
Ch lil b. Jiisuf,; truth about t 
Gemal ed-din el- eng with | 
Maridini (Sibt el- ne 
Maridini) (died | 
1407 a.p 
ie faire b. entar 
- _ @l-Mahalli eee vrith tic of | 
(died 1756 a.p, ‘Abdelqad it ive 
‘Ali el-Sac 
(ca 1000 a.p.). 
et eR OEE, ve 
[ December, 1911.] 
The work commences— 
Haec algonea ars ne 
sens dicitur, in qua 
Talibus Indortitt fruimar 
a regular polygon to India 
2 Rp 
Sn — n( ‘2 
but it occurs in n 
"Bnestrm’ s note 
Mathematica 
> 
Here again “Woepcke forces 
s indas’ 
sere appeat 
pek 
Su 162. : 
See Woepeke, J. Asiatique, 
1863, p. 494. 
See the notes above where 
the work is discussed in. detail. 
ves a circu the ne 
ating“ a. the inveae a 
ne figur Indians ! 3 
an’ gures. ee 
- Woepeke’ 8 L’ Introduction 
a oe indienne, 
uter, p. 170. 
He speaks “5 ee ‘ Indian 
lke gs ols. 
oepeke, 8 = : 
_ 
p- 68; 7 oS 
