Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b3a809b639365b402cf131fd36f0744c7faaed1b06ebc515ea9a5bc8fd1de759:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^