Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e64d1d5d4ea680013ac55367114fbd8e6986e43ac3ebe4d4a74c441d618ab991:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^