Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 76d4f86beeb685c1b2173ea4e3ae533ba94d59508085d8ee36c803fc6bace63c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^