Faengsrud founded House of Math in 2006, bootstrapping it from a one-woman tutoring service into a platform with over 2.6 million users.

When it comes to their federal income tax returns, tens of millions of US households pay for tax preparation and filing. Yet many might qualify to do so for free through IRS-approved programs.

Frustrated by the AI industry’s claims of proving math results without offering transparency, a team of leading academics has ...