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Tag Archives: mathematics

Space Math [try it]

I came across this brilliant collection of math problems in a variety of practical settings in the context of space exploration and astronomy. It is a fantastic resource for teachers setting up realistic math problems. The site is called Space Math @ NASA. There is even a page with the problems sorted by NASA missions […]

the 4th dimension [Q&A]

Gautham of Poornaprajna College asks, what is the definition of time in 4-dimensional space? Typically, when people speak of the 4th dimension, they are talking of a spatial dimension. Any point in the 3-D space we are used to can be represented by 3 coordinates, say (x,y,z), with unit vectors all perpendicular to each other. […]