Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d3e5cf058286e1261d72c29fcf97022a635b56a5e3cd17a42ebbb9c94d455bad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^