edspi31415.blogspot.com
Eddie's Math and Calculator Blog: RPL Programming Tutorial - Part 1 - HP 49g+/50g: Your First Program
http://edspi31415.blogspot.com/2011/10/rpl-programming-tutorial-part-1-hp.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Thursday, October 6, 2011. RPL Programming Tutorial - Part 1 - HP 49g /50g: Your First Program. RPL Tutorial - Part 1. For example, the programming commands are accessed on the 48S and 48G just by pressing the [PRG] key on the top row. However, on the 49g and 50g, you will need to press [LS] [EVAL] to access the program commands. The author owns a 48SX, 48G, 49g , and a 50g. ALPHA] is th...
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Eddie's Math and Calculator Blog: October 2014
http://edspi31415.blogspot.com/2014_10_01_archive.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Tuesday, October 28, 2014. Happy 20 2 (400th Blog Post). This is the 400. Blog entry. I want to thank everyone who follows my blog, reads, and comments on my blog. You rock! For today’s blog entry, here are some mathematical, and fun facts regarding the number 400. 20 2 = 400. The prime factorization of 400: 400 = 2 4 * 5 2. A square matrix of 400 x 400 has 160,000 elements. Atari releas...
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Eddie's Math and Calculator Blog: Generating Permutations: TI-84 Plus, Casio Prizm, and HP Prime (updated 10/18/15)
http://edspi31415.blogspot.com/2015/07/generating-permutations-ti-84-plus.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Thursday, July 30, 2015. Generating Permutations: TI-84 Plus, Casio Prizm, and HP Prime (updated 10/18/15). Generating Permutations: TI-84 Plus, Casio Prizm, and HP Prime. In combinatorics, a permutation is an ordered arrangement of numbers, typically 1 to n. For n = 3, there are 6 (3! Possible permutations: {1,2,3}, {1,3,2}, {2,1,3}, {2,3,1}, {3,1,2}, and {3,2,1}. LOCAL s,L0,L1,I,c;.
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Eddie's Math and Calculator Blog: Repeated Presses of the Square Root Button
http://edspi31415.blogspot.com/2015/08/repeated-presses-of-square-root-button.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Tuesday, August 4, 2015. Repeated Presses of the Square Root Button. Repeated Presses of the Square Root Button. How many of you have ever done this? You take an ordinary calculator (or even an older-style AOS calculator or an RPN calculator), enter a number, particularly greater than 1, and just kept pressing the square root button? 8730; … √ √ √ x. 8730; … √ √ (x (1/2). X (1/(2 n) L.
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Eddie's Math and Calculator Blog: HP 41C vs HP 50g Guide (for Starters)
http://edspi31415.blogspot.com/2015/08/hp-41c-vs-hp-50g-guide-for-starters.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Thursday, August 6, 2015. HP 41C vs HP 50g Guide (for Starters). HP 41C vs HP 50g Guide (for Starters). Generally, HP 41C and HP 50g programming languages are somewhat similar, as long as you operate the HP 50g in RPN mode. Here are some key differences to keep in mind:. There are no LBL (label) or GTO (go to) commands with the HP 50g. 8217;, and execute the PURGE function. Programs begi...
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Eddie's Math and Calculator Blog: January 2015
http://edspi31415.blogspot.com/2015_01_01_archive.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Sunday, January 25, 2015. Shout out to Texas Instruments for sending me a TI-84 Plus C graphing calculator last month. Thank you! Apologizes on being late about it.). My first graphing calculator was a TI-81, which I still have and it's working. I think I currently have four of the TI-84 family (83 Silver, 84 , and two 84 color editions). Thanks Agena Astroproducts for quick delivery.
edspi31415.blogspot.com
Eddie's Math and Calculator Blog: June 2015
http://edspi31415.blogspot.com/2015_06_01_archive.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Saturday, June 27, 2015. HP Prime: Orbital Speed and Velocity around the Sun (and update to Firmware 8151). The firmware of the HP Prime has been updated, Firmware Version 8151 (6/17/2015). The link is here:. Planetary Orbit and Speed. The program ORBSD calculates approximately:. Θ = 360° * d/N. D = number of days from perihelion. Distance from Sun (in meters):. Speed around the Sun.
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Eddie's Math and Calculator Blog: Review: "Cosmic Numbers: The Numbers That Define Our Universe" by James D. Stein
http://edspi31415.blogspot.com/2015/07/cosmic-numbers.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Thursday, July 16, 2015. Review: "Cosmic Numbers: The Numbers That Define Our Universe" by James D. Stein. The Gravitational Constant (G). The Speed of Light (c). The Ideal Gas Constant. Electricity and the Proportionality Constant. The Schwarzschild Radius (which the value depends on the object’s mass). The Efficiency of Hydrogen Fusion. The first calculation of the speed of light was i...
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Eddie's Math and Calculator Blog: HP Prime & TI-84: Bearing and Azimuth Conversions
http://edspi31415.blogspot.com/2015/07/hp-prime-ti-84-bearing-and-azimuth.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Sunday, July 19, 2015. HP Prime and TI-84: Bearing and Azimuth Conversions. HP Prime & TI-84: Bearing and Azimuth Conversions. AZ2BE (Azimuth to Bearing). Note: Bearings start clockwise from due north. Bearings will be reduced to angles between 0° to 360°. LOCAL q,b,s;. Θ≔θ MOD 360;. Q≔IP(θ/90) 1;. Determining the Bearing Angle. IF q= 1 THEN. B≔θ; s:=”NE”. IF q= 2 THEN. IF q= 3 THEN.
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Eddie's Math and Calculator Blog: December 2014
http://edspi31415.blogspot.com/2014_12_01_archive.html
Eddie's Math and Calculator Blog. A blog is that is all about mathematics and calculators, two of my passions in life. Wednesday, December 31, 2014. We are entering 2015 around the world today. Happy New Year! Sunday, December 28, 2014. TI-84 : Doppler Effect, Finding an Equation of a Line with 2 Points, Arc Length of f(x), Orbit around the Sun. Doppler Effect for Sound in Air. Http:/ hyperphysics.phy-astr.gsu.edu/hbase/sound/dopp.html. Input “TEMP IN ⁰F:”, T. Input “SOURCE FREQ (HZ):”,F. Prompt P, Q.
