Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e30242d99eb83d532739584668fe512910f965e1a5890fce77851d447242ea9d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^