Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 05bfda9c759c86ea203e80d012cb6a994db52e9f20527b6d2827b4eda03e245c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^