Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 164689f1c8f8a18e027c8f148f2c55f6c8c43725bf729c1f60feb0559990397e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^