Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a341e7c30c7453f19311b1213765013cd419051b1194205ed2e610020a3109a0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^