Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4bea94a3874cb36a8f2739a19e073e5347682d4e4b11e8da0f9d2ce506cccc5c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^