GRCC Adjunct Mathematics Instructor Dan Garbowitz talks on how prime numbers and perfect numbers have fascinated professional and amateur mathematicians for centuries, and much about them remains unknown. This talk will provides glimpse of the beauty and...

From dangarbo10

GRCC Adjunct Mathematics Instructor Dan Garbowitz talks on how prime numbers and perfect numbers have fascinated professional and amateur mathematicians for centuries, and much about them remains unknown. This talk will provides glimpse of the beauty and...

From dangarbo10

This tutorial starts with the definition of continuity at a point, and then a few examples follow. I hope it helps and you have found what you are looking for. If you have other mathy questions send them my way!...

From dangarbo10

A few examples of how to write equations of lines parallel to a given line. Here the focus is writing in slope-intercept form, but point-slope form is a bit less strenuous.
Parallel lines have the same slope ... and that is the name of the game. Subs...

From dangarbo10

Euler’s formula for polyhedra is so simple that a grade school student can understand it, yet this simple formula remained hidden from mathematicians and great thinkers for over 2000 years! The results of the formula gave birth to a new branch of mathe...

From dangarbo10

Euler’s formula for polyhedra is so simple that a grade school student can understand it, yet this simple formula remained hidden from mathematicians and great thinkers for over 2000 years! The results of the formula gave birth to a new branch of mathe...

From dangarbo10