Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 114a11c6b28fb58be1ec8e757accdac8c36cc6102dc39d9622f7ceed513eba1c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^