Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a3e737f29c50132941e13061eff71577a7fa442bea141ac19f40eb3c4a9e39eb:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^