Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20e9ac478f7e477e7a2e1f1997f74eb566f5ad9eb5df8ba8f94bf9639cff9cd1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^