Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 47527d03e193cfa4aabc0ef01003242e7d1f15d74ceccd0dd6649c7341c8063a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^