Read about symbols and their meaning | 2 Discussions | Page 1

  1. Y

    I What does this vector notation mean?

    Hello, I'm currently doing vectors in class, but I don't know what these parts mean. Especially φ(a,b). I understand cos(φ), but I don't understand cos(φ(a,b)). φ is the angle between two vectors a and b, but what does the (a,b) part add? I tried to google, but I couldn't really find...
  2. V

    Space group fd3m(oh7)

    Hi All Please let me know as to in the space group symbol fd3m(oh7) what do each letters stand for..... f= d3= m= (oh7)= Thanking all in anticipation .
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