Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3a40d57f79ef3c0c716b89696f09e975835a12ea9a9780f1fb9ac11924744d65:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^