Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1d196ddbfdc2e5fc220ab526740090264d44d5dd50a5cec902c1ff9154c57462:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^