Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b510d1ab5fd2998b688dc7cf7751082edaacbace16cd9e078fb1e7c615399f36:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^