Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 175851cbdd5e9152f8d117092334bac449273ddca63fb3fbf4ab8afc583baa79:14:28
   |
14 |                             let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^