Recent content by ivykink
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Book with 50 theories of everything like string theory
Hey ryan thanks for the reply, i just looked that up and don't think its the book I am after, Its not really a critical analysis of the theories just some of the more out there and not so out there theories about the universe. Some with scientific reasoning behind them.- ivykink
- Post #3
- Forum: Science and Math Textbooks
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Book with 50 theories of everything like string theory
Hello all, I am currently trying in vain to find a book that i do not know the name of. I heard it mentioned somewhere that I can not recall so now am lost. Basically it is a book with (I think 50) interesting theories about everything. Like string theory parallel universes etc. Has anyone heard...- ivykink
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- Book Philosophy Theories
- Replies: 4
- Forum: Science and Math Textbooks
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Why is DB + CA^T - 2A undefined if only some terms are defined?
Excellent thankyou, sorry if this was in the wrong area, I prob should of put it in math not eng.- ivykink
- Post #3
- Forum: Engineering and Comp Sci Homework Help
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Why is DB + CA^T - 2A undefined if only some terms are defined?
Homework Statement DB+CA^T-2A D=3row x 3col B=2x2 C=2row X 3col A=3row X 2col The Attempt at a Solution It is my understanding that a row of a matrix is horizontal variables and a column is the vertical variables. And for multiplication of two matrices you need the colums of...- ivykink
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- Addition Matrices
- Replies: 2
- Forum: Engineering and Comp Sci Homework Help
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How Does Relativistic Speed Affect Photon Wavelength Measurement?
Thank you Janis :-) I had a feeling is was using the wrong relativity equations. ps I think they are waiting for us to understand the foundation physics before introducing us to antimatter weapons and light speed travel ;-)- ivykink
- Post #3
- Forum: Introductory Physics Homework Help
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How Does Relativistic Speed Affect Photon Wavelength Measurement?
Homework Statement Spaceship Enterprise fires a photon torpedo at an approaching Klingon ship that has just decloaked. If the wavelength of this light beam as measured on the Enterprise is 616 nm what is the wavelength (in nm) as measured by the Klingon ship if the relative speed between the...- ivykink
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- Contraction Length Length contraction Photon
- Replies: 2
- Forum: Introductory Physics Homework Help