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MtrxCal
Don't spent hours writing a program for some programmable calculator while MtrxCal can perform the same calculations with just a few simple lines. Don't waste time trying to find the right maximum and minimum values for plotting your functions.
Coin Catalog
Catalog your coin collection in as much detail as you need, including the Country of issue, Description, Catalog Number, Value, Date and Price of Purchase, and more.
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