Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3596fa63fd7fad1b5639b5a23069b24d42566a09a42af1d8f4e221ce2cb5679b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^