Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 647abd9a7567bf7d8b8a29beb75615668ff290309e0fc7dcb98203a1e41ef7b0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^