Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 92ca3f93511d8e63929c3d6d9c20ee1756882a1999d2f4d708386980270799d5:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^