Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a5d2add956275e8fdbafa8e1285cdd97f1bc8d03b4b330a5010d63a9dbd529d:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^