Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f3ed821e1f1fa7eb409045035d79a3cb63cff4cd8688ed9f0a6120806f612d77:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^