Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed9b083562cf6346c3f8019d63e73c434fe4cec4d3923abb94b49af94aa63e9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^