Stephen Zachev

4859 Elmwood St., Muskegon, MI 49441

Products

Name Description Computers
Areas Two programs to approximate the area under a curve to either the x or y axis using Simpson’s rule and the trapezoidal rule. Plug in your equation along with two constraints. 2K. Timex/Sinclair 1000
Arithmetic and Geometric Progressions Computes the value and sum of a specified number of terms with a common difference or ratio, starting with the first user-defined term. 2K. Timex/Sinclair 1000
Lunar Cycle Approximation for determining the lunar phase for any day this century; accuracy usually within 1 day; rarely over 3 days. 2K. Timex/Sinclair 1000
Permutations and Combinations Orders up to 33 items in one group. 2K. Timex/Sinclair 1000
The Matrix Package Four separate topics of matrix multiplication, addition, subtraction, and transformation of user-defined matrices. 2K. Timex/Sinclair 1000

Books

Periodicals

Documents

Downloads

Articles

Title Description Computers
Resources (Sync v2 n6) Listing of new user groups, books and other resources. Timex/Sinclair 1000
Resources (Sync v3 n2) Listing of new user groups, books and other resources.
Resources (Sync v4 n2) Listing of new user groups, books and other resources.
Unit Pricer Program calculates the unit price of two similar products. Timex/Sinclair 1000

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