Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 567d3cfa1e924e49527f36fc3c1d83a71c850e8457f1b478f362fa2c53e99cad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^