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German Life Assurance Institute

Published online by Cambridge University Press:  18 August 2016

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Journal of the Institute of Actuaries , Volume 15 , Issue 1 , April 1869 , pp. 25 - 31
Copyright
Copyright © Institute and Faculty of Actuaries 1870

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References

page 25 note * The proof of the general truth of this rule is very easily deduced from the formula:

page 25 note † For its construction see the ingenious treatise “Die Thomas'sche Rechen-maschine, von F. Reuleaux, Freiberg 1862.”

page 26 note * We have taken the liberty of transferring Dr. Zillmer's formulæ into the notation commonly used in this country. He writes the above formula thus

R(x) being the annuity-due = 1 + ax or =ax,—ED. J. I. A.

page 27 note * Here