Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dfb53918847b75482874e6a9badc27f50187c1a213170e8f565680811156edb5:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^