Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 80d220f6daa1865bdd25a1da0a26454d8cb2bbdae05f312d987f0c757e920256:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^