Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8512b3e12edd936daac738e1fcefc7b7dd45aadf7a537ab7ca299b71dbaf9261:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^