Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80f30dc3243c12309ae0c1db29beaccaf73d7d7a02db5ebdc74e0417c7539722:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^