Linear Algebra and Group Theory

559 topics in this forum

1. The origin of zero 1 2

   By Physics5000, May 13, 2003
   • 34 replies
   • 7.7k views
   • 
   • matt grime
   • November 22, 2004

2. Is a mathematical zero impossible? 1 2

   By O'Nero Samuel, July 31, 2014
   • 30 replies
   • 7.4k views
   • 
   • ajb
   • October 12, 2014

3. Positives and Negatives

   By A Fool, June 10, 2007
   • 9 replies
   • 7.3k views
   • 
   • uncool
   • August 30, 2007

4. give a rigorous proof 1 2

   By triclino, June 23, 2009
   • 38 replies
   • 7.1k views
   • 
   • mooeypoo
   • July 7, 2009

5. Help with Permutation Problem (Grade 11 ) 1 2

   By CasualKilla, November 9, 2014
   • 25 replies
   • 7k views
   • 
   • CasualKilla
   • December 12, 2014

6. Sum of the n Fibonacci numbers?

   By Peppers, June 16, 2005
   • 7 replies
   • 7k views
   • 
   • Dave
   • June 20, 2005

7. Help needed with partial differentiation equation of matrices 1 2

   By mikeraj, February 28, 2017
   • 25 replies
   • 6.9k views
   • 
   • Bignose
   • March 6, 2017

8. Partial rings 1 2

   By uncool, November 1, 2006
   • 33 replies
   • 6.9k views
   • 
   • uncool
   • January 9, 2011

9. Applications of mathematics to music

   By shyvera, September 17, 2010
   • 2 replies
   • 6.9k views
   • 
   • shyvera
   • February 7, 2011

10. 1=-1? really? 1 2

    By samtheflash82, March 25, 2009
    • 35 replies
    • 6.8k views
    • 
    • the tree
    • July 22, 2009

11. Digit Sum 1 2

    By BetonaBG, October 5, 2004
    • 30 replies
    • 6.7k views
    • 
    • Primarygun
    • October 29, 2004

12. Orthogonal eigenvectors?

    By abskebabs, January 7, 2009
    • 1 reply
    • 6.7k views
    • 
    • ajb
    • January 9, 2009

13. Beyond infinity

    By Xerxes, January 30, 2011
    • 17 replies
    • 6.7k views
    • 
    • Someguy1
    • May 1, 2014

14. What's the formula for a smooth almost-ramp/sawtooth sine/cosine wave?

    By MWresearch, August 25, 2015
    • 4 replies
    • 6.4k views
    • 
    • MWresearch
    • August 27, 2015

15. Strict Subset

    By Aethelwulf, July 2, 2012
    • 6 replies
    • 6.4k views
    • 
    • imatfaal
    • July 3, 2012

16. Number theory problem

    By Obelix, May 19, 2011
    • 23 replies
    • 6.4k views
    • 
    • DJBruce
    • May 20, 2011

17. What are the group axioms? 1 2

    By Johnny5, May 25, 2005
    • 34 replies
    • 6.2k views
    • 
    • Johnny5
    • June 3, 2005

18. sqrt(x)= -1 , no soln. ? 1 2

    By IndianScientist, March 31, 2021
    • 36 replies
    • 6.1k views
    • 
    • Country Boy
    • April 6, 2021

19. difference between congruence and equality

    By sfpublic, March 17, 2011
    • 4 replies
    • 6k views
    • 
    • DrRocket
    • March 21, 2011

20. Burning the Candle

    By Roark, April 22, 2003
    • 13 replies
    • 6k views
    • 
    • Radical Edward
    • April 24, 2003

21. applications of Lagrange theorem in daily life

    By shagufta, February 23, 2019
    • 7 replies
    • 5.9k views
    • 
    • MotleyNoumenon
    • July 8, 2019

22. 2 + 2 = 5

    By A Childs Mind, April 10, 2009
    • 18 replies
    • 5.9k views
    • 
    • wanabe
    • May 21, 2010

23. even and odd numbers 1 2

    By Manifold, September 17, 2004
    • 37 replies
    • 5.7k views
    • 
    • YT2095
    • September 23, 2004

24. Finding orthonormal basis

    By ladya, December 5, 2007
    • 3 replies
    • 5.7k views
    • 
    • Country Boy
    • December 9, 2007

25. Digit extraction algorithm for Pi

    By fafalone, February 4, 2003
    • 17 replies
    • 5.7k views
    • 
    • NSX
    • July 24, 2003