Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f8cd12d1f6ff53e609ca437eb531215b44a12dd03beaf9c8dd3475e1a6cd061:14:32
   |
14 |                                 let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^