Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ebea3880285acb133fd47f25b80b9a5fa22ef373da0f50ab1863752db17fa49c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^