Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 841df4078284fda508061ea11c5d5b8ad1fdb4880d5ad7b2f34939e6c9a19967:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^