Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7e81b4fe5e5b27f549e669fe611d077cdfc8984326e2d940d07afd89d1632975:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^