Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0d50903a86964af4c81729eb61f6d977b6d3b76db5c6743c086f0cdaf26ecddd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^