Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b936bfaa1c7c73fe0e58b6e2905a4be2efcf57cc069342b71b8697cf64b5eb0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^