Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 81a1cc4f1394c560b5901cc0d6056f54a7af22372da6dd6d25ad93aaa357bcd4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^