Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> be60d5b6c75d5f93eae7dcc058317cc6089a85af1b6799e6c2fa7eeb787b05a6:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^