Prime spiral

Author:Lamberto Lamberti

The prime spiral, also known as Ulam's spiral, is a plot in which the positive integers are arranged in a spiral, with primes indicated in some way along the spiral. http://mathworld.wolfram.com/PrimeSpiral.html

New Resources

Tracing an Ellipse Using Two Circles
רישום חופשי
Taylor Error Bound
Other Variations of Cosine
General Polar Equation of Conics with Rotation (2)

Discover Resources

UCSS Secondary Math I Unit 5 Lesson 1
Level Five Stuff
Circumcenter on angle bisector
Index Laws
รูปคลี่พีระมิด

Discover Topics

Equilateral Triangles
Difference and Slope
General Quadrilateral
Ellipse
Parabola