Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 236662a922e9a70fc562a00b69d2ba4e95dd9e5a8ae46abb21f28322d27da0f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^