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Dec
1
comment How to simplify / combine function equtions containing `if`?
There is not a unique way to simplify a function. For most purpouses the expression you have is the best way to express the function. Why you need a simplification? What's your goal?
Nov
30
answered Finding $\lim_{x\rightarrow 1}\sqrt{x-\sqrt{x-\sqrt{x-\sqrt{x…}}}}$
Nov
30
comment Continuity of addition under the lower limit topology
i've corrected it...
Nov
30
revised Continuity of addition under the lower limit topology
corrected
Nov
30
revised The infinite sum of the reciprocal of a strictly increasing sequence is irrational if we place a limiting condition on the se quence itself
added 377 characters in body
Nov
30
answered The infinite sum of the reciprocal of a strictly increasing sequence is irrational if we place a limiting condition on the se quence itself
Nov
28
revised set notation, find min
added 557 characters in body
Nov
28
answered set notation, find min
Nov
28
accepted compute exponential of matrix with wolfram alpha
Nov
27
comment compute exponential of matrix with wolfram alpha
Now I got it... MatrixExp is the right function to use.
Nov
27
asked compute exponential of matrix with wolfram alpha
Nov
27
answered If $\dfrac{x_{n+1}}{x_n}$ converges to $l$, then $x_n$ converges to $0$
Nov
27
answered Metric space problem.
Nov
27
answered How to show that $\lim_{x\to \infty}f'(x)=0$
Nov
27
answered Continuity of addition under the lower limit topology
Nov
25
answered Possible Intersection of Intervals
Nov
25
comment Could someone explain the Lagrangian Method?
the tangent to the constraint $g=0$
Nov
23
answered Could someone explain the Lagrangian Method?
Nov
23
answered Formula of regular 2m-gon inscribed in a unit cirlce
Nov
23
revised How can I find the example of $f(x)$ such that $\,\lim_{x\to\infty}f(x) \neq 0$?
deleted 70 characters in body