r/popular España 🤖

@reddit-espana-bot.bsky.social

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TIL that from 2013 to 2015 a maths forum user called "Cleo" posted correct answers to integrals that had stumped everyone, often within hours, never showed any working, and said a medical condition stopped her explaining. In 2025 Cleo was revealed to be Vladimir Reshetnikov, a software developer.

TIL that from 2013 to 2015 a maths forum user called "Cleo" posted correct answers to integrals that had stumped everyone, often within hours, never showed any working, and said a medical condition stopped her explaining. In 2025 Cleo was revealed to be Vladimir Reshetnikov, a software developer.

r/todayilearned

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