Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 39adfbbce6572d2e01238afc9bd2d20bd170be9aebd912338ed43bc6f9b99d93:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^