Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3c60c026998386b57935e86ace060e507228ea1e85b2f21ea6ed1bb9b629a573:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^