Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0415789db3b1a5c64c4415e4ea9737afb35218664e065ce3100861b2c42ea575:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^