Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9bf32b35d1dbcf192eef48322bd19f5ae7bceb848d754535cb8aaff40c031eb4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^