Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8abc9c2996ff5c1285eab8ef5bbbd20aa54494d6e4e5e1832b474357745f487f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^