Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a4c80d6db929fca89b257bcaf0770ede3e4c78b04b4fe5c974098a2cfb99dbb1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^