Eddie's Math and Calculator Blog

TI-Nspire CX II (CAS): How Many Terms Are Needed to Calculate π? Every One Wants a Slice of π There are many ways of calculating the π, usua...

TI-Nspire CX and CX II:  Finance Widgets Financial Widgets The zip file has five widgets: simple interest widget:  Calculates the total inte...

Spotlight:  Jim Cullen - Mathematical Topics  On today's blog I want to feature Jim Cullen, who has a mathematical web page: Mathematica...

Word Search Maker and Retro Review:  Texas Instruments TI-18 SLR Word Search Maker I was recently contacted by Phoebe and her website: ...

Tones of the first ten digits of the constants π, √2, Zeta(2), Phi (Golden Ratio constant), and e (Euclidean constant) using the Swiss Micr...

Fun Facts About, me, Eddie Shore, the author of Eddie's Math and Calculator Blog: 1.  I have a Bachelor's Degree in Acc...

Review:  Casio fx-55 Plus General Information Company:   Casio Type:   Fractions, Elementary Math Memory:   1 Batt...

Geometric Relationships: Circle, Sphere, and Equilateral Triangle Circle:  Relationship between Area and Circumference We know tha...

TI-89 and HP Prime:  Approximation Digits of π to Lots of Digits  Ways to find digits of π .  Four steps with a calculator with CA...

Major thanks to Dr. Cliff Pickover for posting the link to this awesome video on my Twitter feed.  On January 9, 2014, Danica McKellar prem...

Here are four famous numerical constants, extended to 50 decimal places: π, e, γ, and √2. For each constant, the approximation will be lis...

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 ...