Fix typos and add .gitignore (#2)

* Fix typos and add .gitignore
* Add more rule on .gitignore

4 files changed, 5 insertions, 5 deletions

diff --git a/core/blockchain.go b/core/blockchain.go
index 6da74af..1222516 100644
--- a/core/blockchain.go
+++ b/core/blockchain.go
@@ -19,7 +19,7 @@ package core
 
 import "github.com/dexon-foundation/dexon-consensus-core/core/types"
 
-// BlockChain is the basic datastucture used for storing blocks in each
+// BlockChain is the basic datastructure used for storing blocks in each
 // validator.
 type BlockChain struct {
 	validatorID types.ValidatorID
diff --git a/core/blocklattice.go b/core/blocklattice.go
index 2f95733..10f4b51 100644
--- a/core/blocklattice.go
+++ b/core/blocklattice.go
@@ -38,7 +38,7 @@ const (
 	infinity uint64 = math.MaxUint64
 )
 
-// BlockLattice represent the local view of a single validator.
+// BlockLattice represents the local view of a single validator.
 //
 // blockDB stores blocks that are final. blocks stores blocks that are in ToTo
 // State.
@@ -97,7 +97,7 @@ func (l *BlockLattice) AddValidator(
 	id types.ValidatorID, genesis *types.Block) {
 
 	l.validatorSet[id] = struct{}{}
-	l.fmax = len(l.validatorSet) / 3
+	l.fmax = (len(l.validatorSet) - 1) / 3
 	l.phi = 2*l.fmax + 1
 
 	genesis.State = types.BlockStatusFinal
diff --git a/core/network.go b/core/network.go
index 1bd714d..8de73d2 100644
--- a/core/network.go
+++ b/core/network.go
@@ -21,7 +21,7 @@ import (
 	"github.com/dexon-foundation/dexon-consensus-core/core/types"
 )
 
-// Endpoint is the interface for a client network endoint.
+// Endpoint is the interface for a client network endpoint.
 type Endpoint interface {
 	GetID() types.ValidatorID
 }
diff --git a/core/types/block.go b/core/types/block.go
index 265d32f..8808312 100644
--- a/core/types/block.go
+++ b/core/types/block.go
@@ -25,7 +25,7 @@ import (
 	"github.com/dexon-foundation/dexon-consensus-core/common"
 )
 
-// State represent the block process state.
+// State represents the block process state.
 type State int
 
 // Block Status.