Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d21872c600f8261a206ebadaa1de95a37e44156bd4f1770ca2ac8f05732d0af:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^