Gavran's latest activity
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GGavran replied to the thread Graduate Expected numbers of cards of a last color remaining.## P(X=g) ## - probability that we have g green cards remaining ## P(X=b) ## - probability that we have b blue cards remaining ## P(X=r)...
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GHere is my solution;
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GGavran replied to the thread Undergrad Three Circle Problem.
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GGavran reacted to mathwonk's post in the thread Undergrad The vector to which a dual vector corresponds with
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Given any (finite dimensional) vector space V, it has a dual space V* consisting of linear functions f:V-->k, where k is the field of... -
GGavran reacted to nomadreid's post in the thread Undergrad The vector to which a dual vector corresponds with Like.
Thanks, Gavran. Your post explains the confusion very well and concisely, and clears up a whole lot of my confusion. Super! As well...
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GGavran replied to the thread Undergrad The vector to which a dual vector corresponds.The author (A Student's Guide to Vectors and Tensors, by Daniel Fleisch, Cambridge, 2012., Chapters 4.5 and 4.6) does not mention a dual...
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GGavran reacted to nomadreid's post in the thread Undergrad The vector to which a dual vector corresponds with Like.
I am a bit confused about dual space unit vectors in the case of non-orthonormal vector spaces. (Reference: A Student's Guide to...
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GGavran replied to the thread Geometric Game: Fun With Matches (Safe!).Agree with the above. “Find x where x2=4” versus “Find x where x2=4 and x>0"; two different problems with two different sets of...
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GGavran reacted to DaveC426913's post in the thread Geometric Game: Fun With Matches (Safe!) with
Informative.
There's the crux, isn't it? So, the puzzle is less "can you find a solution" and more "can you find the solution I intended" It's like... -
GGavran reacted to bob012345's post in the thread Geometric Game: Fun With Matches (Safe!) with Like.
That’s adds to the class of figures in post #15 which I first considered. An interesting question is how many of these types of figures...
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GGavran replied to the thread Geometric Game: Fun With Matches (Safe!).One more solution with three congruent equilateral triangles.
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GGavran reacted to Math100's post in the thread Is this the correct general solution of the given PDE? with Like.
Thank you very much for the sources and help!
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GGavran reacted to nomadreid's post in the thread Undergrad 2 interpretations of bra-ket expression: equal, & isomorphic, but... with Like.
Huge thanks for the replies, Gavran. (The delay in my response was due to my not getting the usual email notification of a reply.)...
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GGavran replied to the thread Is this the correct general solution of the given PDE?.https://en.wikipedia.org/wiki/Linear_differential_equation#Homogeneous_equation_with_constant_coefficients...
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GGavran reacted to Math100's post in the thread Is this the correct general solution of the given PDE? with Like.
By checking/verifying/confirming my final answer/solution for ## u(x, y)=[A(y)+B(y)\cdot x]e^{-3x} ##, I've obtained ## u_{x}(x...
