Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 72b4dd14670f8bf98ac1d064ba0cfc78f6899e41a3ce0c313617458774ce2c40:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^