Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aebd8267654cda15803f5c5b50e927d1c29f0591cd80c330ac936767eceace8c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^