Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d82b1f8f3bca1417b164a9b2aa7b00842f66cd430ac29dfa1568bfe3e063610e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^