Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7c5f8369818c47fe76edb0c9257d3e7bafd2502113d0d17ea217a1d496f8c88:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^