integrate calculator

Cargo.lock

@@ -25,11 +25,18 @@ dependencies = [
  "avr-hal-generic",
 ]
 
+[[package]]
+name = "autocfg"
+version = "1.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ace50bade8e6234aa140d9a2f552bbee1db4d353f69b8217bc503490fc1a9f26"
+
 [[package]]
 name = "avr-calc"
 version = "0.1.0"
 dependencies = [
  "arduino-hal",
+ "calc-math",
  "embedded-hal 1.0.0",
  "nb 1.1.0",
  "proc-macro2",
@@ -81,6 +88,13 @@ version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f8fe8f5a8a398345e52358e18ff07cc17a568fbca5c6f73873d3a62056309603"
 
+[[package]]
+name = "calc-math"
+version = "0.1.0"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "cfg-if"
 version = "1.0.0"
@@ -140,6 +154,15 @@ version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "8d5439c4ad607c3c23abf66de8c8bf57ba8adcd1f129e699851a6e43935d339d"
 
+[[package]]
+name = "num-traits"
+version = "0.2.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841"
+dependencies = [
+ "autocfg",
+]
+
 [[package]]
 name = "paste"
 version = "1.0.15"