Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b7680c8a439d3d34ba2f5e4b30d57a38366877467869203947db4b7cd05874b2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^