A star not yet lit · Mathematics

Risk of Ruin

A bet that cannot be survived has no expected value worth counting.

A bet that cannot be survived has no expected value worth counting. That is the claim, and it is the kind that looks obvious until we try to say where it stops. Where does it hold, where does it fail, and what changes once we can see it at work? That is a conversation, not a paragraph.

What this star will be, on the blog →

Risk of Ruin is a star on the Constellate sky: placed by meaning, named, and connected to the stars around it. See where it sits →

On the sky

Nearest on the sky

A filled dot marks a star that is already open to walk.

Every star is lit by demand. Ask for Risk of Ruin and it moves up the list.

Find it on the sky and ask →

Meanwhile, the first concept of every course is free. No signup, no card.

The first concept of every course is open to walk, free to start.

Begin your exploration →

Or explore the whole sky. No signup, no card.