Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1b11bf42b0167c20d702b2149f6c99477414a3ae74e7611fadf57b18f4fe2cf4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^