Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fb02da6bd60be10f3b6aebe8bc133293ab4b650db73857f2969c589bdbab06b3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^