Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 748e09e158a97111604d4e4e2e66b9767444f9986d55d10c7b934a5cf899a6c4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^