Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 666ba9c7e185e36e7cfbb1ded44a30ee515e977f6399dddf880e0131edc1ce0a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^