Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b524a98a54b750af07baf6b5f0d28cdfeb15877a87c482990f2e50151c5c7607:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^