Recent content by cheungyl

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    Boundary between discrete&continous

    i know what u mean. Discrete in physics is born from infinity inf maths. thank u !
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    Can GR accurately predict the speed of gravity waves as c?

    Why does the velocity of gravity wave equal to c?
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    Boundary between discrete&continous

    what is the real boundary(or difference) between discrete&continous(as the title)? my major is physics and i find that scientists are dealing with the different treatment to these two kinds of phenomenons, but what is the real boundary? by this i mean what they actually are and how they ARE...
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    Puzzled by 'Afagnal': What Does it Mean & How is it Spelled?

    thank you very much!
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    Puzzled by 'Afagnal': What Does it Mean & How is it Spelled?

    im puzzled by a word read as 'afagnal'. if 2 vectors(H&T) are 'afagnor' to each other, <H|T>=0. i failed to google it out.How to spell this word presicely and what is the meaning? Is anybody can help?
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