Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e5d2520e5fd9e3d7c6637cb24aeb422d0f53986d1c245a580fe84036336f2365:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^