Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 84fd0f187a81cf9dd7f141899f9dfb1fbc1135a414303daa45d96e5b40f3f80a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^