Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e286db4b0495f6d55b8663585cdcdd66717979647a83d0d2626f658c173de448:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^