Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 530d20c63584c719f2376b6c0f831b73587ba8aaec7d478867b40ecf85665f1a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^