An Informal Introduction To Stochastic Calculus... -

He turned back to the group, his eyes bright. "Now, let’s go inside and see why dt2d t squared equals zero, but dW2d cap W squared . That’s where the magic starts."

"You’ve spent years mastering calculus," Leo said, tossing a handful of glitter into the churning water. "In that world, if you know the velocity and the starting point, you can predict exactly where a particle lands. It’s elegant. It’s clean. And in the real world, it’s mostly useless." An Informal Introduction to Stochastic Calculus...

Professor Leo Thorne didn’t believe in lecturing from a podium. Instead, he led his graduate students to the edge of the campus fountain, a chaotic splash of water catching the afternoon light. He turned back to the group, his eyes bright

One student, Sarah, frowned. "So how do we track it if the math breaks?" "In that world, if you know the velocity