Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e6357754b5d15248e3ea1dfae9048b55542e9bfdf30ccf73f8a45a3e72d5a51f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^