Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bfb7accd96bbfe2f55fadb617bcb9f67bfdd9f11345612f379514f6693cca2b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^