Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a7218a898e8a2fae4a0163f6ae0680a29dd20414ab41ebb34978b642426c8f7f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^