Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dd7aa61ee794872f8bbc299909ee4063429fc461e6de817e203872caa2bee926:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^