Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7a355ca13b3873990c497fa4f19a8154a56499a406172a9bab21dd4f55caab9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^