Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 070463e8eb679e2170f6b7975d32fd27f9289bc19b4fd92aefbe6fd9fb3128e0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^