Physics & Math

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  1. Pete
    Sticky

    Displaying equations using Tex

    Pete, Dec 20, 2006 ... 5 6 7
    Replies:
    125
    Views:
    41,002
    James R
    Jun 23, 2019 at 10:05 AM
  2. BenTheMan
    Sticky

    Physics/Math References

    BenTheMan, Nov 12, 2007 ... 2 3
    Replies:
    54
    Views:
    32,900
    LaurieAG
    Feb 15, 2019
  3. PengKuan

    How to test length contraction by experiment?

    PengKuan, Jun 17, 2019 ... 3 4 5
    Replies:
    80
    Views:
    880
    PengKuan
    Jun 24, 2019 at 6:14 PM
  4. Dinosaur

    Einstein view of time

    Dinosaur, May 6, 2019 ... 6 7 8
    Replies:
    154
    Views:
    2,497
    Michael 345
    Jun 22, 2019 at 3:07 AM
  5. Saint

    Is time travel possible based on theory?

    Saint, Jun 9, 2019 ... 2
    Replies:
    33
    Views:
    496
    TheFrogger
    Jun 21, 2019 at 9:21 PM
  6. A C Kerr
    Locked

    How to calculate the expected average rally length in tennis

    A C Kerr, Jun 20, 2019 at 4:28 PM
    Replies:
    3
    Views:
    61
    James R
    Jun 21, 2019 at 7:52 AM
  7. Sam Morden

    Photon Rocket with Magnets?

    Sam Morden, Jun 19, 2019 at 9:42 AM
    Replies:
    4
    Views:
    87
    James R
    Jun 20, 2019 at 2:47 AM
  8. Bob-a-builder

    How would steam pressure move a lid?

    Bob-a-builder, Jun 14, 2019 ... 3 4 5
    Replies:
    82
    Views:
    732
    cluelusshusbund
    Jun 19, 2019 at 6:10 PM
  9. Willem

    Antimatter

    Willem, Jun 17, 2019
    Replies:
    5
    Views:
    80
    Janus58
    Jun 18, 2019 at 5:19 PM
  10. Saint

    Is it possible to predict Lottery number accurately based on historical data?

    Saint, Jun 9, 2019 ... 2
    Replies:
    21
    Views:
    265
    phyti
    Jun 15, 2019
  11. arfa brane

    Symmetry of the cube

    arfa brane, Jan 22, 2019 ... 11 12 13
    Replies:
    256
    Views:
    5,150
    arfa brane
    Jun 11, 2019
  12. Jennifer Murphy

    Expected rally length in tennis

    Jennifer Murphy, Jun 9, 2019
    Replies:
    6
    Views:
    159
    przyk
    Jun 11, 2019
  13. Willem

    Entanglement

    Willem, Apr 19, 2019
    Replies:
    12
    Views:
    341
    Write4U
    Jun 10, 2019
  14. RainbowSingularity

    does gravity travel faster than light ?

    RainbowSingularity, May 28, 2019
    Replies:
    4
    Views:
    141
    Vmedvil
    Jun 8, 2019
  15. Willem

    Speed of Light

    Willem, May 27, 2019 ... 2 3
    Replies:
    44
    Views:
    759
    Willem
    Jun 7, 2019
  16. wegs

    Infinity

    wegs, May 30, 2019 ... 3 4 5
    Replies:
    98
    Views:
    1,208
    James R
    Jun 7, 2019
  17. DaveC426913

    Are playing cards sortable by weight?

    DaveC426913, Jun 1, 2019
    Replies:
    12
    Views:
    187
    DaveC426913
    Jun 4, 2019
  18. Willem
    Locked

    Laser Question

    Willem, May 31, 2019 ... 2
    Replies:
    20
    Views:
    388
    James R
    Jun 4, 2019
  19. PengKuan

    Length-contraction-magnetic-force between arbitrary currents

    PengKuan, May 12, 2017 ... 2 3 4
    Replies:
    69
    Views:
    5,595
    James R
    Jun 4, 2019
  20. Richard777

    Can each dimension of space be represented as a vector?

    Richard777, Jun 2, 2019
    Replies:
    2
    Views:
    102
    QuarkHead
    Jun 3, 2019
  21. Saint

    What is "time"

    Saint, Nov 9, 2014 ... 52 53 54
    Replies:
    1,075
    Views:
    46,800
    Willem
    Jun 3, 2019
  22. Richard777

    Can atomic number be represented as a function of quantum numbers?

    Richard777, May 23, 2019
    Replies:
    2
    Views:
    164
    exchemist
    May 24, 2019
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