Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bba387ae424639477e844b8d4a4f602c74f8315794be6a1607266c6eaebe75e7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^