Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 51294d281fca5f15a2e20705e11b142f373b1bd5e8e835043e9ce7125c791ca3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^