Stack Exchange

Alexis Olson

Fort Worth, TX, United States

By day I work as a financial analyst at an investment / wealth management company.

My educational background is in mathematics (I have a master's degree from Texas A&M University).

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Top Questions
Top Answers
88
How do I find a flaw in this false proof that $7n = 0$ for all natural numbers?
math.stackexchange.com

72
Why would a professor (say in pure math) want to take PhD students?
academia.stackexchange.com

27
Meeting of 8 flies
puzzling.stackexchange.com

21
Why is differentiation called differentiation?
math.stackexchange.com

16
What is the smallest prime number made of sequential number?
math.stackexchange.com

15
How much money would you make if you acquired $1\%$ of all iPhone sales?
math.stackexchange.com

10
The Collatz Conjecture
math.stackexchange.com

8
Is there a proof that is true for all cases except for exactly one case?
math.stackexchange.com

8
Custom aggregate column in power bi matrix
stackoverflow.com

8
How to make bar chart order values in DESC order after you choose value on another chart
stackoverflow.com

7
INDEX MATCH Formula in Excel
stackoverflow.com

7
Is there a word for tautology in probability.
math.stackexchange.com

7
How many pirates were there, and how much was the booty?
puzzling.stackexchange.com

6
DAX expression for COUNT of GROUPBY
stackoverflow.com

6
How to create a switch that toggles which relationship to use?
stackoverflow.com

5
Select row with MAX value per category Power BI
stackoverflow.com

5
Dynamic DAX Number Format
stackoverflow.com

5
Power BI Dynamic Legend
stackoverflow.com

5
How to consolidate queries from multiple Power BI pbix files into one file?
stackoverflow.com

5
How to get the first day of current month measure with Year parameter in Power BI?
stackoverflow.com

5
When does $f\circ g = f\circ h$ does not imply $g=h?$
math.stackexchange.com

5
Proving that $\sum_{k=1}^{\infty}\frac{1}{k}$ diverges
math.stackexchange.com

5
Does a injective function need every element of the domain to map onto some element of the codomain?
math.stackexchange.com

5
Simplify rational fraction
math.stackexchange.com