Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e5a055463b59118b1824258f03dcfac45a5bc68361d9b55ac4f1c34e113cafce:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^