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Johnny5

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Topics posted by Johnny5

  1. Help On Electrodynamics Problem

    Johnny5 · in Modern and Theoretical Physics
    • 2 replies
    • 1224 views
    Johnny5

  2. Has anyone read Boole's book on the difference calculus?

    Johnny5 · in Mathematics
    • 0 replies
    • 992 views
    Johnny5

  3. I'd be interested in seeing various proofs that 0^0=1, if anyone has any

    Johnny5 · in Mathematics
    • 50 replies
    • 7564 views
    Johnny5

  4. Radius of convergence question

    Johnny5 · in Analysis and Calculus
    • 2 replies
    • 2159 views
    Johnny5

  5. Draw a tangent line to a circle

    Johnny5 · in Mathematics
    • 13 replies
    • 5984 views
    Asimov Pupil

  6. I am a bit rusty, can anyone help solve this problem with me?

    Johnny5 · in Mathematics
    • 5 replies
    • 1932 views
    Johnny5

  7. Satellite question

    Johnny5 · in Astronomy and Cosmology
    • 1 reply
    • 1170 views
    Johnny5

  8. Mathematical model of photons that can accelerate

    Johnny5 · in Applied Mathematics
    • 20 replies
    • 3856 views
    reverse

  9. I am going to try something along Peano's thinking

    Johnny5 · in Mathematics
    • 0 replies
    • 1165 views
    Johnny5

  10. Has anyone here used the software mentioned here before?

    Johnny5 · in Astronomy and Cosmology
    • 0 replies
    • 972 views
    Johnny5

  11. I need help understanding the "celestial sphere"

    Johnny5 · in Astronomy and Cosmology
    • 10 replies
    • 1804 views
    Johnny5

  12. Question for fun

    Johnny5 · in Mathematics
    • 24 replies
    • 3264 views
    Algebracus

  13. Is there a way to find out the current Earth-sun distance?

    Johnny5 · in Astronomy and Cosmology
    • 11 replies
    • 7780 views
    swansont

  14. Question: Can the sun change it's polarity?

    Johnny5 · in Astronomy and Cosmology
    • 8 replies
    • 1627 views
    Johnny5

  15. If any of these definitions are wrong, please let me know

    Johnny5 · in Astronomy and Cosmology
    • 2 replies
    • 1117 views
    Johnny5

  16. Does anyone know why the Arctic and Antarctic circles are at 66.5 degress?

    Johnny5 · in Astronomy and Cosmology
    • 8 replies
    • 4352 views
    Johnny5

  17. Linear Algebra Review

    Johnny5 · in Linear Algebra and Group Theory
    • 79 replies
    • 15457 views
    Johnny5

  18. I want to learn to read star charts does anyone know how?

    Johnny5 · in Astronomy and Cosmology
    • 6 replies
    • 2216 views
    Jacques

  19. Question on Geometric series

    Johnny5 · in Analysis and Calculus
    • 5 replies
    • 1634 views
    matt grime

  20. Random Astronomy question

    Johnny5 · in Astronomy and Cosmology
    • 3 replies
    • 1248 views
    swansont

  21. dt ramblings

    Johnny5 · in Analysis and Calculus
    • 50 replies
    • 7587 views
    matt grime

  22. Spyman gave me an idea about light

    Johnny5 · in Astronomy and Cosmology
    • 51 replies
    • 8293 views
    BlackHole

  23. Latex question

    Johnny5 · in Mathematics
    • 6 replies
    • 1882 views
    Johnny5

  24. Geometry Question

    Johnny5 · in Applied Mathematics
    • 7 replies
    • 2481 views
    Johnny5

  25. Similiarity question

    Johnny5 · in Mathematics
    • 8 replies
    • 2244 views
    Johnny5

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