Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7d85ae021e8041ddcbd2706031285dad6f3ed41987c610cfaec7c5fcdbdb5b72:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^