Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 702a3a145cfb4e955c80cbbe919dfa9800954a0974491ac7c9e4c17141550e47:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^