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Results tagged with assumptions
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user 13408
Questions about the function Assuming[], the $Assumptions system variable, and the Assumptions option of functions such as Simplify[] and Integrate[].
16
votes
4
answers
15k
views
Defining the domain of positive real numbers
I am trying to solve an equation by assuming that all the variables are real and strictly positive. I can use the keyword Reals for the argument dom in the Solve function Solve[expr,vars,dom]. Is ther …
- 1,155
0
votes
1
answer
1k
views
Simplify assuming $x$ is small [closed]
I would like to assume that $x$ is small so that values of the order $x^2$ (and higher orders) are negligible.
For example, I would like Mathematica to return $1-2m$ when I ask it to simplify $(1-x) …
- 1,155