Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 840e0d4e823f6818c15b827c9db06c2f2cbb3718e17c0622cf7c74169359d254:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^