I belong to an ancestry-based group with average IQ above 100.
Are you referring to Ashkenazi Jews? I thought you were just a wannabe Jew. Also, you belong to multiple reference groups with average IQ less than 100, such as autists and nazis. That is, felinism is very similar to nazism and frankly stupid.
An online IQ test gave me 143 or something similar.
Which online IQ test? Proof or it didn't happen.
I'm a math professional if you didn't know that before.
Define math professional.