468 
Author Index 
Le Lasseur, (21, 23-25, 28, 
48) 
Leonardo Pisano, 5 
Leuneschlos, 14 
Leurechon, 11 
Lcybourn, 15, 41 [16, 18, 47] 
Libri, [10] 
Liebnecht, 16 
Lionnet, 23 (19) 
LiouviUe, (19) 
Lucas, 14, 15, 22-25, 27, 28, 
37,40(12, 17, 19, 21, 29- 
32, 35, 36, 48) 
Magnin, [5] 
Mahnke, [15] 
Maier, 17 (20) 
Malcolm, 16 
Mandey, [14] 
Mansion, 24, 26 
Manuscript, 6 
Marre, [6] 
Martinus, 7 
Maser, [36, 47] 
Mason, 32, 38 
Maupin, [7] 
Maurolycus, 9 (20) 
McDonnell, 32 
Meissner, 49 
Mersenne, 12, 13, 33, 35, 36, 
40, 41 (14, 15, 18, 20, 22, 
25, 27, 28, 31, 32) 
Migne, [4] 
Montucla, 19 (16, 36) 
Moret-Blanc, 23 
Munyos, 4 
Nachshon, 39 
Nassd, 32 
Neomagus, 8 
Nicomachus, 3 (4) 
Niewiadomski, 32 
Nocco, 21 (26) 
Novarese, 25 (26) 
Noviomagus, 8 
Oughtred [11] 
Ozanam, 15-17, 36, 41(19, 20) 
Paciuolo, 6, (10, 19) 
Paganini, 47 (49) 
Pauli, 15 
Peacock, 50 
Peletier, 8 
Pellet, 25 
Pepin, 23, 28, 47 
Perrott, 48 
Pervnisin, 25 
Philiatrus, 15 
Philo, 3 
Pistelli, [4] 
Plana, 21 (17, 22, 24, 29) 
Poggendorff, [11] 
Postello, 9 
Poulet, 50 
Powers, 30, 32 (22) 
Prestet, 15 
Pudlowski, 12 
Puteanus, 11 (14) 
Putnam, 30 
Pythagoreans, 4, 5, 38 
Ramesam, 31 
Ramus, 9 
Recorde, 9, 33 
Regius, 7 
Reuschle, 21 (24, 31) 
Ricalde, 32 
Rubin, [3] 
Rudio, 45 
Ruffus, 7 
Saverien, 19 
Schonero, [9] 
Schooten (see Van) 
Schubert, 32 
Schwenter, 11, 40, 50 
Seelhoflf, 25, 48 (29) 
Sempilius, 11 
Semple, 11 
Servais, 26 (25) 
Spoletanus, 7 
St. Croix, 34 
Steinschneider, [5, 39] 
Stern, 25 (19) 
Stifel,8, 40(11, 17, 41) 
Stone, 41 
Struve, 20, 47 
Studni^ka, 28 
Stuj'vaert, 28 
Suter, [39] 
Sylvester, 26, 27 (19, 31) 
Tacquet, 14 
Tannery, 28 
Tarry, 30 
TartagUa, 9, 40 (11, 17) 
Tassius, 15 
Taylor, 20, 50 
Tchebychef, 47 
Tennulius, 15 [4] 
Terquem, 20 
Thabit (see Ben Korrah) 
Theon of Smyrna, 3 
Turcaninov, 29 
Turtschaninov, 29 
Unicornus, 10 
Vaes, 33 
Valentin, 25 
Valla, 6 
Van Etten, 11 
Van Schooten, 14, 41 (42, 47) 
Von Graffenried, 10 
Wantzel, 20 (17) 
Waring, 46 
Wertheim, 33 [10] 
Westerberg, 20 
Westlund, 37, 38 
WiUibaldus, 11 
WiUichius, 8 
Winsheim, 18 (17) 
Woepcke, [5, 39] 
Wolf, 16 (17) 
Woodall, 30 (28, 32) 
Young, [3] 
Ch. II. Formulas for the Number and Sum of Divisors, Problems of Fermat 
AND Wallis. 
Bang, 56 
BernouUi, 55 
Blaikie, 58 
Brocard, 57 
Brouncker, 54 
Cantor, 53 
Cardan, 51 
Castillionei, 51 
Chalde, 52 
Cunningham, 58 
Deidier, 52 
De Montmort, 52 
Descartes, 52, 53 
Escott, 54 
Euler, 54 
Fauquembergue, 57 
Fermat, 53, 54, 56 (57) 
Fontend, 52 
Frenicle, 53, 55 (56) 
Genocchi, 57 
G^rardin, 57, 58 
Gerono, 56 
