Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5ad0b6e865c191bf4ae2f743538abfa47cd74b8212ad6c581752841fd5d1e3f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^