Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 57827ff25c51a74d7d8ebc9ec7b0821f3010a6143bbeba715b518713d1db2a27:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^