Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b50d779571a728215979edb947eed38e5ac6d6ff7cea9f1c179c6f864bcde7f7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^