Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a019be4df9f018c41ec9634c146bc042f444169f25423448f88229d7e8bcd557:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^