Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f9e07ae84e33f22a8e28df860d1c57a952d0b24a13776452e950db678e442b69:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^