Archive for the ‘Mathematics’ Category

Lines of primes

primesPrime numbers seem to be randomly distributed — but perhaps there are patterns after all.

Read the rest of this entry »

Financial math - how Citibank overcharges

credit CardsCredit card debt needs to be paid sometime. See how people get into hot water with fees and outrageous interest rates.

Read the rest of this entry »

The Gini Coefficient of wealth distribution

Gini CoefficientOne way to measure income equality is the Gini Coefficient.

Read the rest of this entry »

Functions

functionsThe concept of functions causes a lot of confusion. This article attempts to make things a bit clearer.

Read the rest of this entry »

How math helps to choose the right marriage partner

wedding ringsOne of life's toughest decisions is choosing the right mate. Math to the rescue.

Read the rest of this entry »

Is she beautiful? The new Golden Ratio

marquardtBeauty is defined by a new "Golden Ratio", new research shows.

Read the rest of this entry »

Today is “e” day (Feb 7th)

e Day Feb 7th
The number e is an important number in math. It arises in many diverse applications.

Read the rest of this entry »

Math of drugs and bodies (pharmacokinetics)

Why do doctors say "take 1 tablet every 3 hours"? How long does it take a drug to be absorbed?

Read the rest of this entry »

Camera purchase decisions - how math helps

A site selling electronics uses math concepts to help customers decide.

Read the rest of this entry »

Arc length for the inner curve of a window

you need to find the mistakeA glass manufacturer asked me how to find the length of the inner arc of a circular window frame.

Read the rest of this entry »

Full archive

See the blog sitemap for all previous articles.