Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 19fc89a6dd4b06824eabd6f761edea136ff7bc14599edd697197163c5a8fc35e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^