Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 20a9c38dd9727bcffac98be742032cadb22ff77367a6ac3b11a7810068289b59:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^