Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c38d2b46c8d7f5ec3488675f13bab88fed9e7e6a15235b7a375679cc2099d1ff:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^