Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89dcc6224c0afd871de017ef9f2ea2a64037a214b0a320f3c1071b3262df7fe8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^