Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67fcac055505a2dfbb2d485c2d1a9114091f21f98967a56487bbedbce3b3355a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^