Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 861de22822bf99baf86d9fd2b2b08de89a13e85d504d1e862c496962bc89ec8b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^