Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 022df0aa460cd601dc90b0e11089030cb7b894e55e0f940635f49f78e5cf6c60:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^