Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 97e7918b112f820843e2e7cb5297e56ce87f3c51d8382bec7393715de5c20211:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^