Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fdfeb53c3aada8b931e69b299e1f64e874bc86e25e25de113f93a8b8b83e8306:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^