Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 05ac820b82d18a3e2fc6da818acece6ba6bf4967c4cefaa05a4a8dc93352ea45:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^