Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 15e002fc384930d99bcd3e034f235b22db4c385d86ac739861f493a7cec78e05:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^