Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fef725705404866f79e404b9754c712446fd05a2a820edea41b70addc48505fc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^