pseudomathematics
疑似数学
0.999...
often claimed to be distinct from 1
Indiana Pi Bill
Eccentricity (behavior)
Invalid proof
Pseudoscience
/suto3/google.iconpseudomathematics
image pseudomathematics
define pseudomathematics
wikipedia pseudomathematics
weblio pseudomathematics
kotobank pseudomathematics
jisho pseudomathematics