Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c2de755a658d63bd64a94cb6b824ba3d23f9dcb6efb6fe633f4b26192c2bb83d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^