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# Title: Teutsche Algebra/ Oder Algebraische Rechenkunst/ zusamt ihrem Gebrauch (shelfmarks Leibn. Marg. 88, Stück 1; Leibn. Marg. 88)
# Folio 119, page id 827658990:0129
# Original at the GWLB: https://digitale-sammlungen.gwlb.de/resolve?id=827658990&page=129
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# Model: FoNDUE-GD_v2_ft_Leibniz, run 74, 2026-09-06T16:05:13Z — 51 lines, status machine
# Lines: 51 recognised, mean confidence 0.78
# Machine transcription. Not an edition. Errors are expected: about 8% character error rate on Latin and French lines, higher on German.
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# After the first blank line: the recognised lines in reading order, one per line.

Rechentumst.
5, 48
5,49
42 X5O
43X 5
30X2
42  4
A.t
Ouv2
58 seye
10 - +I
XI (0)2
12 6)2
2X3
L
C,  2Y
C=56
6
52 BC = 42OC
53
BC = 420)
aCXDF
54 2D 1 2F-98
s5 2B+ 2FI.98C demumtreiB.
56
9
2B, 1 2II.98)
WBelchesdann zufinden vac
Dren SSposcelische Friangel finden ) Die ztout ungeleic)
Probl 27+3
gestaltetsaber einen geleichen umtreip uno arcana habent B
auch ibre seiten uno sentellinien sich gusammen halten, vie
eine rational- ZaGlzu der andern
Dievorige Figur verde aulhie miderholet.
F=aa - + bb)
d = 22b ZuB einer vorgehnden Nufgab in weleh er
E = aa bbertorvert worden) einen rechtmintligen
h= kk. F dd) Friangel finden dessen all 3. seiten ratio
b= 2kd und ungebrochen verden.
=kk- dd
F+ d. = - 2a F 22b. L bb
h Fb= =kk 1 2kd. t dd
a2 t. 2ab. F bb==ti k. 1 2bd t dd. Ldubet augab.
10). 2 t b
IF a Z = k
12 b. F X = d
=K . + d
13) aa 2aX t XX = - KK
24 bb + 2bX L XX =- ad
15) de = 2 ddab - 2 2bb6
340n