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Multiplying Matrices and Collapsing Dimensions

irenehelenowski's avatarOut of This Dimension

Mwahahaha … doesn’t that sound like something Anton would say?  Well, yeah, probably, so of course, I’m gonna give you an example from my trilogy!  So say Randy narrowed down to three justified dimensions and twelve unjustified dimensions where the Anton he’s looking for could be.  Again, let’s have 1’s indicate he is really in that dimension and 0’s indicate he’s not.

mat2

Now say, Randy has his team of scientists do their team of scientists stuff so that they collapse the possibilities of finding Anton in one good dimension or two bad dimensions using the vector of probabilities [0.2,0.1,0.1,0.1,0.2].  So how do they do that?  Well, they can multiply the matrix by the vector. And how do they do that?  Well they can multiple the elements of each row of the matrix to each element of the vector and then sum up those products.  Like multiplying the first row would…

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About The Owl Lady

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Viv Drewa is a Michigan native who has enjoyed reading and writing since 1963. Though she studied medicinal chemistry at the University of Michigan, her passion has always been writing. She had been awarded third place for her nonfiction short story about her grandfather's escape from Poland. Later, she rewrote this story and was published in the "Polish American Journal" as "From the Pages of Grandfather's Life" and has republished it on Amazon.com as a short story. Viv took creative and journalism courses to help in her transition to fulfill her dream of becoming a writer. She worked as an intern for Port Huron's 'The Times Herald", and also wrote, edited and did the layout or the Blue Water Multiple Sclerosis newsletter "Thumb Prints." She also has a business promoting authors. Owl and Pussycat Book Promotions. Viv, her husband Bob and their cat Princess, live in Port Huron, Michigan.

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