Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 3f00cd5b4f936e154c56cad2799992f61bc98076dc5f5f5c633f3540ba0ed6c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^