Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a9624a291c7eb42c46033942dc7751abf9518cfe81f7e8ea0fd9055b0e5a91eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^