Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1f616cf3c320c18ecbea1f664e77489755e239e8f11c5cc1b29aa736ec8ff39c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^