Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5e949edbeba095af552a791dda2c62b5478cdfe8fe42d5f97e9bde506a77ee89:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^