Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ba3f6a6b646b3bf08b60bedca814c6c107790ecd099d9a7effe6ba85ba291d0e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^