Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8de9f84ee1a0928f5d22e7c1cb24a0160fe1fc18ab5b3125bac7d0bf2e0e38fa:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^