Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 100d60a44621ba06933201b0d26a1376aa4a7b2ec1d3b15fb88139a71aad375f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^