Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b9e10e014dc943a6a8b88f94046de7306cf22c824bcfe21ab2624267f5b2fba:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^