Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b883f2a08f84a39dfdc0b29f9ab81a2f9a7cd3975148b55cbf81e8997584248:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^