Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ebba63704b550ed0d4cbd0185141cd5e24adc72bbf4eaed6fe38dcbe0074bd78:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^