Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 070cdc41ddaae4369e6a092f7d0b4a5876b9b6d0029a144157cde85ea9d3735d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^