Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 7b9935299e5089f535106535bfe1b1b129b42f98820ca239074e6233503897ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^