OrnaVerum
v 6.20.00
20 Mar 2021
updated 20 Mar 2021

Scientific Ciphers

In addition to Hooke's cipher already quoted, the best of the rest are as follows:

Hooke, A Description of Helioscopes and some other Instruments, Royal Society, 1676
Hooke, De Potentia Restitutiva, 1677
cediinnoopsssttuu
cdei(2)n(2)o(2)ps(3)t(2)u(2)
ut pondus sic tensio
As the weight, so the extension
(First statement of Hooke's Law of elasticity)

Hooke, 1678
ceiiinosssttuv
cei(3)nos(3)t(2)uv
ut tensio, sic vis
As the extension, so the force
(Restatement of Hooke's Law of elasticity)

Letter from Newton (via Oldenburg) to Leibniz, 1677
www.mathpages.com/home/kmath414/kmath414.htm
6accdae13eff7i3ℓ9n4o4qrr4s8t12ux
a(6)c(2)dæe(13)f(2)i(7)ℓ(3)n(9)o(4)q(4)r(2)s(4)t(8)u/v(12)x
Data aequatione quotcunque fluentes quantitates involvente, fluxiones invenire; et vice versa.
Given an equation involving any number of fluent quantities to find the fluxions, and vice versa.
(Reference to Fundamental Theorems of Differential and Integral Calculus)