Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ef5a5bebc4b2d9e30839a0905521733a2bab2a44ad56e9e9605d7b9563d93b66:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^