Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 69b5a015a21067fe62651fe69134ce7f8a6a9a8d2283cb01eec5e8bd375e9395:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^