Mathematics

2372 topics in this forum

1. Prime Products just one last time 1 2 3 4

   By Trurl, June 19, 2016
   • 83 replies
   • 29.1k views
   • 
   • Phi for All
   • July 18, 2019

2. Help me test a modified formula for any consecutive (positive?) integers

   By Javier DeMoncello, July 16, 2019
   • 2 replies
   • 1.3k views
   • 
   • mathematic
   • July 16, 2019

3. Infinity is a false value.

   By Theifcom, June 30, 2019
   • 10 replies
   • 1.8k views
   • 
   • Strange
   • July 8, 2019

4. How do we can prove that an infinity set exist?

   By Vishtasb, July 2, 2019
   • 9 replies
   • 1.8k views
   • 
   • mathematic
   • July 4, 2019

5. Collatz Proof

   By Zolar V, June 30, 2019
   • 6 replies
   • 1.8k views
   • 
   • koti
   • June 30, 2019

6. How do you find that math problem that is worth working on?

   By Trurl, March 19, 2019
   • 10 replies
   • 2.2k views
   • 
   • Trurl
   • June 27, 2019

7. Ok, I know no one likes my Semi-Prime Equations but this is as simple as it gets

   By Trurl, December 10, 2018
   • 3 replies
   • 1.7k views
   • 
   • Trurl
   • June 22, 2019

8. Bearing

   By Boluwatife, June 8, 2019
   • 3 replies
   • 1.4k views
   • 
   • mathematic
   • June 9, 2019

9. Mathematical Formula to Determine Object Size at Various Distances

   By chr2019, March 5, 2019
   • 10 replies
   • 2k views
   • 
   • Sensei
   • March 19, 2019

10. Irrationality and why we have logical paradox

    By yuanxue60616, March 9, 2019
    • 1 reply
    • 1.3k views
    • 
    • Strange
    • March 9, 2019

11. Ellipse definition confusion

    By Ken Fabian, March 5, 2019
    • 13 replies
    • 2.1k views
    • 
    • studiot
    • March 7, 2019

12. Calculate contour area of the object on image plane when the tilt angle of a camera have changed

    By necator, March 7, 2019
    • 0 replies
    • 1k views
    • 
    • necator
    • March 7, 2019

13. Area of squares bisected by part of a circle

    By Prometheus, February 26, 2019
    • 6 replies
    • 1.5k views
    • 
    • Prometheus
    • February 27, 2019

14. Number of experiments to achieve mean value

    By pavelcherepan, February 10, 2019
    • 1 reply
    • 1.5k views
    • 
    • Bignose
    • February 11, 2019

15. how to obtain peripheral recangle of arbitrary ellipse?

    By aligoglos, January 19, 2019
    • 0 replies
    • 1.3k views
    • 
    • aligoglos
    • January 19, 2019

16. Matrix transformations

    By SamuelGHOSTY, January 8, 2019
    • 1 reply
    • 1.2k views
    • 
    • studiot
    • January 8, 2019

17. Topologie analysis

    By German26, December 29, 2018
    • 1 reply
    • 1.4k views
    • 
    • studiot
    • December 29, 2018

18. Adding Time to 2D PFHM

    By TakenItSeriously, October 25, 2018
    • 5 replies
    • 2.2k views
    • 
    • TakenItSeriously
    • December 19, 2018

19. Matrixes in equation

    By SamuelGHOSTY, December 9, 2018
    • 0 replies
    • 1.2k views
    • 
    • SamuelGHOSTY
    • December 9, 2018

20. Continuity and uncountability 1 2 3 4 7

    By pengkuan, September 27, 2016
    • 163 replies
    • 16.5k views
    • 
    • pengkuan
    • December 2, 2018

21. Is there a higher mathematical method to solve similar triangles.

    By Trurl, November 5, 2018
    • 13 replies
    • 2k views
    • 
    • studiot
    • November 26, 2018

22. Reverse Fibonacci sequence

    By Ondrej Janicko, November 24, 2018
    • 9 replies
    • 2k views
    • 
    • Ondrej Janicko
    • November 25, 2018

23. Working out my holiday/vacation entitlement

    By ennogs, November 19, 2018
    • 2 replies
    • 1k views
    • 
    • iNow
    • November 19, 2018

24. how to define imaginary circle?

    By Z10, November 8, 2018
    • 13 replies
    • 3.7k views
    • 
    • Strange
    • November 8, 2018

25. maths question

    By jfoldbar, November 7, 2018
    • 4 replies
    • 1.1k views
    • 
    • jfoldbar
    • November 7, 2018