Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 06a54c75922119929ff724f8f3cf7ebde9510d68beaae2adaeaa45890017f8c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^