Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c4f69a5ea7e16da9ded0013c7daf8c79f673423aed07798b19452d93c1368daa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^