Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b4ab89829d49c9308d7bdf5256face42ff7997cef654674a2b8d8f3ac31153ff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^