Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 305e0a075dd9032432b587bf08b1107ec6e18400af888e22e6da1610c33e4ece:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^