Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e2c93e82b902777562a1637e2992a4d88a18bd218d2396cad68bba97a8a92c8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^