Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> de9d48a4ae69607f1940dd918ecb8965f1892bd14a0c3523972d9b8b0861fa7b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^