Thursday, October 6, 2011

RPL Programming Tutorial - Part 4 - HP 49g+/50g: For-Next

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What's it all FOR? OK, corny titles aside, welcome to Part 4 of the RPL Tutorial for the HP 49g+ and 50g calculators. Part 4 will int...

RPL Programming Tutorial - Part 3 - HP 49g+/50g: If-Then-Else

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If Only... Welcome to Part 3 of the RPL Programming Tutorial with the HP 49g+ and HP 50g calculator. To recap, Part 1 discussed the basic...

RPL Programming Tutorial - Part 2 - HP 49g+/50g: Local Variables

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Welcome! Welcome to Part 2 of the RPL Programming Tutorial for the HP 49g+ and 50g calculators. To recap, Part 1 talked about how to cre...

RPL Programming Tutorial - Part 1 - HP 49g+/50g: Your First Program

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RPL Tutorial - Part 1 Introduction This is a first in a series of RPL programming tutorial with the Hewlett Packard HP 50g Graphics Calcu...
Friday, September 30, 2011

Common Keyboard Commands for Hewlett Packard RPL Calculators (HP 48S/48G/50g)

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(updated 10/1/2011) This is a quick reference to common mathematical functions for the Hewlett Packard RPL calculators. In general, HP RP...

RPL Basics

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RPL Basics (updated 10/1/2011) I dedicate this blog to Peter Murphy - thank you for the request! This is a basic tutorial of reverse polish...
Wednesday, September 21, 2011

RPN Basics

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RPN Basics (updated 9/25/2011) This is a basic tutorial of reverse polish notation (RPN).  RPN is an operating system that some calcula...

Pictures of the HP 15C Limited Edition and the HP 12C 30th Year Anniversary Edition

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Hello, everyone. In September 2011, Hewlett Packard released special editions of two of the most popular calculator models: the HP 15C Limit...
Monday, September 19, 2011

New Finds

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Last week I bought two Hewlett Packard HP 15C limited Edition calculators. The limited edition is a reissue of the HP 15C calculator, a fav...
Tuesday, September 13, 2011

Sharp EL-W516X Review

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Hi everyone. Today I am giving a short review of the Sharp EL-W516X solar calculator. I bought this calculator at Target for $17.99. The ...
Wednesday, September 7, 2011

Ready for school?

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Sorry I have not blogged in while. For the students: are you in school or about to go back? What math classes are you taking?
Sunday, June 26, 2011

Texas Instruments TI-nspire CX Short Review

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In early June, the TI-nspire CX calculator finally hit the stores.  I bought mine at a local Office Depot in West Covina for about $160.  Th...
Saturday, June 4, 2011

My Favorite Number

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Even though I am a fan of numbers in general, my favorite number is π. π is the famous irrational constant used in measuring the area and ...
Tuesday, May 24, 2011

Polynomial Derivative and Integral for HP 35S

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This program calculates the coefficients of the derivative and the integral of a polynomial. The maximum degree of the polynomial can be is ...